Add some missing doc comments

As pointed out by the linter, some exported functions and types are
missing doc comments.
The linter warnings have been reduced from 194 to 116.
Not all missing comments have been added in this commit though.

1 files changed, 3 insertions, 0 deletions

diff --git a/tpl/fmt/fmt.go b/tpl/fmt/fmt.go
index ca31ec522..e9d47dbd4 100644
--- a/tpl/fmt/fmt.go
+++ b/tpl/fmt/fmt.go
@@ -26,15 +26,18 @@ func New() *Namespace {
 type Namespace struct {
 }
 
+// Print returns string representation of the passed arguments.
 func (ns *Namespace) Print(a ...interface{}) string {
 	return _fmt.Sprint(a...)
 }
 
+// Printf returns a formatted string representation of the passed arguments.
 func (ns *Namespace) Printf(format string, a ...interface{}) string {
 	return _fmt.Sprintf(format, a...)
 
 }
 
+// Print returns string representation of the passed arguments ending with a newline.
 func (ns *Namespace) Println(a ...interface{}) string {
 	return _fmt.Sprintln(a...)
 }