List more bindable actions in help keybindings (zyedidia#3685)

Author: Andriamanitra

runtime/help/keybindings.md

@@ -179,8 +179,6 @@ SelectUp
 SelectDown
 SelectLeft
 SelectRight
-SelectToStartOfText
-SelectToStartOfTextToggle
 WordRight
 WordLeft
 SubWordRight
@@ -189,20 +187,22 @@ SelectWordRight
 SelectWordLeft
 SelectSubWordRight
 SelectSubWordLeft
-MoveLinesUp
-MoveLinesDown
 DeleteWordRight
 DeleteWordLeft
 DeleteSubWordRight
 DeleteSubWordLeft
 SelectLine
 SelectToStartOfLine
+SelectToStartOfText
+SelectToStartOfTextToggle
 SelectToEndOfLine
+ParagraphPrevious
+ParagraphNext
+SelectToParagraphPrevious
+SelectToParagraphNext
 InsertNewline
-InsertSpace
 Backspace
 Delete
-Center
 InsertTab
 Save
 SaveAll
@@ -211,21 +211,28 @@ Find
 FindLiteral
 FindNext
 FindPrevious
-DiffPrevious
 DiffNext
+DiffPrevious
+Center
 Undo
 Redo
 Copy
 CopyLine
 Cut
 CutLine
+Duplicate
 DuplicateLine
 DeleteLine
+MoveLinesUp
+MoveLinesDown
 IndentSelection
 OutdentSelection
+Autocomplete
+CycleAutocompleteBack
 OutdentLine
 IndentLine
 Paste
+PastePrimary
 SelectAll
 OpenFile
 Start
@@ -236,37 +243,37 @@ SelectPageUp
 SelectPageDown
 HalfPageUp
 HalfPageDown
-StartOfLine
-EndOfLine
 StartOfText
 StartOfTextToggle
-ParagraphPrevious
-ParagraphNext
-SelectToParagraphPrevious
-SelectToParagraphNext
+StartOfLine
+EndOfLine
 ToggleHelp
+ToggleKeyMenu
 ToggleDiffGutter
 ToggleRuler
-JumpLine
+ToggleHighlightSearch
+UnhighlightSearch
 ResetSearch
-ClearInfo
 ClearStatus
 ShellMode
 CommandMode
+ToggleOverwriteMode
+Escape
 Quit
 QuitAll
+ForceQuit
 AddTab
 PreviousTab
 NextTab
 FirstTab
 LastTab
 NextSplit
-Unsplit
-VSplit
-HSplit
 PreviousSplit
 FirstSplit
 LastSplit
+Unsplit
+VSplit
+HSplit
 ToggleMacro
 PlayMacro
 Suspend (Unix only)
@@ -280,9 +287,11 @@ RemoveMultiCursor
 RemoveAllMultiCursors
 SkipMultiCursor
 SkipMultiCursorBack
-None
 JumpToMatchingBrace
-Autocomplete
+JumpLine
+Deselect
+ClearInfo
+None
 ```
 
 The `StartOfTextToggle` and `SelectToStartOfTextToggle` actions toggle between