Proof read README.md (#643)

* Clean up and proof read README.md

Fix typos. Edit sentence clarity.

* Fix list formatting

Improve consistency in lists, i.e. phrases or sentences, not a mix.

* Proof read "Key bindings"

Edit for consistency.

1 files changed, 72 insertions, 73 deletions

diff --git a/README.md b/README.md
index 8cb5e5ec..36ead0ab 100644
--- a/README.md
+++ b/README.md
@@ -9,42 +9,42 @@
 
 # A window switcher, Application launcher and dmenu replacement
 
-**Rofi** started as clone of simpleswitcher, written by [Sean Pringle](http://github.com/seanpringle/simpleswitcher) a
+**Rofi** started as a clone of simpleswitcher, written by [Sean Pringle](http://github.com/seanpringle/simpleswitcher) a
 popup window switcher roughly based on [superswitcher](http://code.google.com/p/superswitcher/).
-Simpleswitcher laid the foundations and therefor Sean Pringle deserves most of the credit for this tool. **Rofi**,
-renamed as it lost the *simple* property, has been extended with extra features, like a application launcher,
+Simpleswitcher laid the foundations, and therefor Sean Pringle deserves most of the credit for this tool. **Rofi**
+(renamed, as it lost the *simple* property) has been extended with extra features, like an application launcher,
 ssh-launcher and can act as a drop-in dmenu replacement, making it a very versatile tool.
 
 **Rofi**, like dmenu, will provide the user with a textual list of options where one or more can be selected.
 This can either be, running an application, selecting a window or options provided by an external script.
 
-It main features are:
-
-* Fully configurable keyboard navigation.
-* Type to filter
-    - Tokenized: Type any word in any order to filter.
-    - (toggable) Case insensitive.
-    - Supports fuzzy, regex and glob matching.
-* UTF-8 enabled.
-    - UTF-8 aware string collating.
-    - intl. keyboard support (`e -> è)
-* RTL language support.
-* Cairo drawing and Pango font rendering.
-* Build in modes:
-    - Window switcher mode.
-        - EWMH compatible WM.
-    - Application launcher.
-    - Desktop File Application launcher.
-    - SSH launcher mode.
-    - Combi mode, allow several modes to be merged into one list.
-* History based ordering last 25 choices are ordered on top based on use. (optional)
-* Levenshtein distance ordering of matches. (optional)
-* Drop in dmenu replacement.
-    - With many added improvements.
-* Can be easily extended using scripts.
-* Themeing.
-
-**Rofi** has several buildin modes implementing common use-cases and can be exteneded by scripts (either called from
+Its main features are:
+
+* fully configurable keyboard navigation
+* type to filter
+    - tokenized: type any word in any order to filter
+    - (togglable) case insensitive
+    - support for fuzzy-, regex-, and glob matching
+* UTF-8 enabled
+    - UTF-8-aware string collating
+    - international keyboard support (`e -> è)
+* RTL language support
+* Cairo drawing and Pango font rendering
+* built-in modes:
+    - window switcher mode
+        - EWMH compatible WM
+    - application launcher
+    - desktop file application launcher
+    - SSH launcher mode
+    - Combi mode, allowing several modes to be merged into one list
+* history-based ordering — last 25 choices are ordered on top based on use (optional)
+* Levenshtein distance ordering of matches (optional)
+* drop-in dmenu replacement
+    - many added improvements
+* easily extensible using scripts
+* theming
+
+**Rofi** has several built-in modes implementing common use cases and can be exteneded by scripts (either called from
 **Rofi** or calling **Rofi**).
 
 Below the different modes are listed:
@@ -56,44 +56,44 @@ Below the different modes are listed:
 The window switcher shows the following informations in columns (can be customized):
 
 1. Desktop name
-2. Window class.
-3. Window title.
+2. Window class
+3. Window title
 
 Window mode features:
 
-  - Closing applications by hitting `Shift-Delete`.
-  - Custom command by `Shift-Return`
+  - closing applications with `Shift-Delete`
+  - custom command with `Shift-Return`
 
 
 ## Application launcher
 
 ![run mode](https://davedavenport.github.io/rofi/images/rofi/run-dialog.png)
 
-The run mode allows users to quickly search and launch a program.
+The run mode allows users to quickly search for and launch a program.
 
 Run mode features:
 
-  - Shift-Return to run the selected program in a terminal.
-  - Favorites list, frequently used programs are sorted on top.
-  - Execute command to add custom entries, like aliases.
+  - `Shift-Return` to run the selected program in a terminal
+  - favorites list, with frequently used programs sorted on top
+  - custom entries, like aliases, added by executing a command
 
 
 ## Desktop File Application launcher
 
 The desktop run mode allows users to quickly search and launch an application from the *freedesktop.org* Desktop
-Entries. These are used by most common Desktop Environments to populate launchers and menus.
+Entries. These are used by most Desktop Environments to populate launchers and menus.
 Drun mode features:
 
-  - Favorites list, frequently used programs are sorted on top.
-  - Auto starting terminal applications in a terminal.
+  - favorites list, with frequently used programs sorted on top
+  - auto starting terminal applications in a terminal
 
 ## SSH launcher
 
 ![SSH Launcher](https://davedavenport.github.io/rofi/images/rofi/ssh-dialog.png)
 
-Quickly ssh into remote machines
+Quickly `ssh` into remote machines
 
-  - Parses ~/.ssh/config to find hosts.
+  - parses `~/.ssh/config` to find hosts
 
 ## Script mode
 
@@ -105,7 +105,7 @@ rofi  -show fb -modi fb:../Examples/rofi-file-browser.sh
 
 ## COMBI mode
 
-Combine multiple modes in one view. This is especially usefull when merging the window and run mode into one view.
+Combine multiple modes in one view. This is especially useful when merging the window and run mode into one view.
 Allowing to quickly switch to an application, either by switching to it when it is already running or starting it.
 
 Example to combine Desktop run and the window switcher:
@@ -122,9 +122,9 @@ Drop in dmenu replacement. (Screenshot shows rofi used by
 [teiler](https://github.com/carnager/teiler) ).
 
 **Rofi** features several improvements over dmenu to improve usability. There is the option to add
-an extra message bar (`-mesg`), pre-entering of text (`-filter`) or selecting entries based on a
+an extra message bar (`-mesg`), pre-entering of text (`-filter`), or selecting entries based on a
 pattern (`-select`). Also highlighting (`-u` and `-a`) options and modi to force user to select one
-provided option (`-only-match`). In addition to this rofi's dmenu mode can select multiple lines and
+provided option (`-only-match`). In addition to this, rofi's dmenu mode can select multiple lines and
 write them to stdout.
 
 # Usage
@@ -133,18 +133,18 @@ If used with `-show [mode]`, rofi will immediately open in the specified [mode]
 
 If used with `-dmenu`, rofi will use data from STDIN to let the user select an option.
 
-For example to show a run dialog:
+For example, to show a run dialog:
 
   `rofi -show run`
 
-Show a ssh dialog:
+To show a ssh dialog:
 
   `rofi -show ssh`
 
 ## dmenu
 
-If passed the `-dmenu` option, or ran as `dmenu` (ie, /usr/bin/dmenu is symlinked to /usr/bin/rofi),
-rofi will use the data passed from STDIN.
+If rofi is passed the `-dmenu` option, or run as `dmenu` (ie, /usr/bin/dmenu is symlinked to /usr/bin/rofi),
+it will use the data passed from STDIN.
 
 ```
 ~/scripts/my_script.sh | rofi -dmenu
@@ -158,11 +158,11 @@ In both cases, rofi will output the user's selection to STDOUT.
 Type `Shift-/Left/Right` to switch between active modi.
 
 
-## Keybindings
+## Key bindings
 
 | Key                         | Action                                                             |
 |:----------------------------|:-------------------------------------------------------------------|
-|`Ctrl-v, Insert`             | Paste clipboard |
+|`Ctrl-v, Insert`             | Paste from clipboard |
 |`Ctrl-Shift-v, Shift-Insert` | Paste primary selection |
 |`Ctrl-w`                     | Clear the line |
 |`Ctrl-u`                     | Delete till the start of line |
@@ -183,7 +183,7 @@ Type `Shift-/Left/Right` to switch between active modi.
 |`Page Down`                  | Go to the next page |
 |`Ctrl-Page Up`               | Go to the previous column |
 |`Ctrl-Page Down`             | Go to the next column |
-|`Ctrl-Enter`                 | Use entered text as command (in ssh/run modi) |
+|`Ctrl-Enter`                 | Use entered text as a command (in `ssh/run modi`) |
 |`Shift-Enter`                | Launch the application in a terminal (in run mode) |
 |`Shift-Enter`                | Return the selected entry and move to the next item while keeping Rofi open. (in dmenu) |
 |`Shift-Right`                | Switch to the next modi. The list can be customized with the -modi option. |
@@ -193,10 +193,10 @@ Type `Shift-/Left/Right` to switch between active modi.
 |`Ctrl-space`                 | Set selected item as input text. |
 |`Shift-Del`                  | Delete entry from history. |
 |`grave`                      | Toggle case sensitivity. |
-|`Alt-grave`                  | Toggle levenshtein  sort. |
-|`Alt-Shift-S`                | Take a screenshot and store this in the Pictures directory. |
+|`Alt-grave`                  | Toggle levenshtein sort. |
+|`Alt-Shift-S`                | Take a screenshot and store it in the Pictures directory. |
 
-For the full list of keybindings see: `rofi -show keys` or `rofi -help`.
+For the full list of key bindings, see: `rofi -show keys` or `rofi -help`.
 
 # Configuration
 
@@ -205,59 +205,58 @@ There are currently three methods of setting configuration options:
  * Local configuration. Normally, depending on XDG, in `~/.local/rofi/config`. This uses the Xresources format.
  * Xresources: A method of storing key values in the Xserver. See
    [here](https://en.wikipedia.org/wiki/X_resources) for more information.
- * Commandline options: Arguments passed to **Rofi**.
+ * Command line options: Arguments are passed to **Rofi**.
 
 A distribution can ship defaults in `/etc/rofi.conf`.
 
-The Xresources options and the commandline options are aliased. To define option X set:
+The Xresources options and the command line options are aliased. To define option X set:
 
     rofi.X: value
 
-In the Xresources file. To set/override this from commandline pass the same key
+In the Xresources file. To set/override this from command line pass the same key
 prefixed with '-':
 
     rofi -X value
 
-To get a list of available options, formatted as Xresources entries run:
+To get a list of available options formatted as Xresources entries, run:
 
     rofi -dump-Xresources
 
-or in a more readable format
+or in a more readable format:
 
     rofi -help
 
 The configuration system supports the following types:
 
- * String
- * Integer (signed and unsigned)
- * Char
+ * string
+ * integer (signed and unsigned)
+ * char
  * Boolean
 
-The boolean option has a non-default commandline syntax, to enable option X  you do:
+The Boolean option has a non-default command line syntax, to enable option X you do:
 
-	rofi -X
+    rofi -X
 
 to disable it:
 
-	rofi -no-X
+    rofi -no-X
 
 # Manpage
 
-For more detailed information, please see the [manpage](doc/rofi-manpage.markdown), the [wiki](https://github.com/DaveDavenport/rofi/wiki) or the [forum](https://reddit.com/r/qtools/).
+For more detailed information, please see the [manpage](doc/rofi-manpage.markdown), the [wiki](https://github.com/DaveDavenport/rofi/wiki), or the [forum](https://reddit.com/r/qtools/).
 
 # Installation
 
-Please see the [installation guide](https://davedavenport.github.io/rofi/p08-INSTALL.html) for instruction on how to
+Please see the [installation guide](https://davedavenport.github.io/rofi/p08-INSTALL.html) for instructions on how to
 install **Rofi**.
 
 # What is rofi not?
 
 Rofi is not:
 
- * A preview application.  In other words, it will not show a (small) preview of image, movie or other files.
+ * A preview application. In other words, it will not show a (small) preview of images, movies or other files.
  * A UI toolkit.
  * A library to be used in other applications.
- * An application that can support every possible use-case. It tries to generic enough to be usable by everybody.
+ * An application that can support every possible use-case. It tries to be generic enough to be usable by everybody.
    Specific functionality can be added using scripts.
- * Just a dmenu replacement. The dmenu functionality is a nice 'extra' to **rofi** not its main purpose.
-
+ * Just a dmenu replacement. The dmenu functionality is a nice 'extra' to **rofi**, not its main purpose.