Don't reset empty clipboard if content is ignored
Fix changing notification interval to zero
Icon font updated
ItemFakeVim: Updated from Qt Creator commit c3e1f04

Additional commits:
 * c3e1f04 FakeVim: Fix conditions
 * c783fba FakeVim: Share some data among editors with same document
 * 91d0739 FakeVim: Allow to jump to the first quoted block on line
 * e8c23dd FakeVim: Allow unicode input using Ctrl-V in insert mode
 * 3728da8 FakeVim: Commands 'v', 'V' and 'C-v' work in visual mode
 * 69258bc FakeVim: Don't handle command mapping further if editor was closed
 * 0d19eb8 FakeVim: Command 'gv' restores visual selection after yanking
 * 1ce6387 FakeVim: Move cursor when repeating 't' command once with ';'
 * eccc119 Use double quotes instead of single quotes as per our guidelines.
 * 703a93d FakeVim: Fix cw on white space
 * c375436 Fix some typos
 * bc45321 FakeVim: Allow to insert space on <S-SPACE>
 * d8a56f9 FakeVim: Save and restore cursor if handling custom Ex command
 * 2ec277b FakeVim: Keep visual selection when focusing editor
 * 6defaac FakeVim: Update text cursor when leaving search sub-mode
 * d90d6f4 FakeVim: Fixes for insert/change in visual mode
 * 3334504 FakeVim: Differentiate between <S-SPACE> and <SPACE> and others
 * 5ea7155 FakeVim: Don't touch cursor on focus in.
 * ff30e7f FakeVim: Toggle boolean option and print option
 * 348c823 FakeVim: Remove redundant variable
 * fc57993 FakeVim: Select matched text when searching backwards
 * 746c5d8 Incremented year in copyright info
 * 2976345 FakeVim: Fix mappings in insert mode
Added command management dialog
Set tool bar text color from theme