add icons
fix items with IconBrowseFileExplorer
use different icon for IconFileTree
FormBrowse: Diff tab: add item "Show in File tree" to context menu
FormBrowse: Diff tab: context menu: fix two captions
DiffContextMenu_Opening: refactoring: rename local variable; do file existence check without using return.
FormBrowse: Diff tab: context menu when several items selected: disable items that are not suitable for multiselection
FormBrowse: basic implementation for "Show in File tree" context menu item click
FormBrowse: "Show in File tree" directly goes to the file instead of expanding the whole tree.
FormResolveConflicts: add Goto Help link
GotoUserManualControl: fix url generation
GitUI: make internals visible to the GitExtensionsTest project
Add unit test for GotoUserManualControl
GotoUserManualControl: fix GetUrl
FormBrowse: add "go to current revision" to Commands menu
SelectCurrentRevision: add ShortcutDisplayString from settings to menu
Tools --> Git bash: show shortcutkey as set in settings
GitUI/Hotkey/KeysExtensions.ToFormattedString is now able to produce culture specific strings
GitUI/Hotkey/KeysExtensions.ToFormattedString extract method and note that "None" is not translated yet.
Commands --> Commit: show shortcut key from settings