Fix internationalization in confirm-dialog
Enhance and fix characterpicker-plugin

* Overlay shows characters in the font-family/weight/style of the selected
  text
* If multiple characters are inserted, plugin now inserts them at the
  correct position
* The same focus is now used for mouse and keyboard commands
* Redesign of the CSS (making it smaller and removing white space)
* Adds a note in the guide concerning incorrectly displayed characters
Recompiling aloha.css to include characterpicker updates
Merge branch 'release' of github.com:alohaeditor/Aloha-Editor into hotfix

Conflicts:
	build/hotfix-changelog.md
Fix unsensible condition
Refactor entire characterpicker plugin
Add parameter annotation
Improve inline documentation
Fix placement of selection after inserting special character
Lint dialog.js
Correct spelling typos
fixed typo in contenthandler guide
Merge pull request #857 from evo42/hotfix

fixed typo in contenthandler guide
Add modal dialog
Have Dialog.modal() return DOM Element for flexibility

Also correct changelog entry.
fixes #841 -- "Image Insert Breaks on FireFox" (there was a problem at getPluginUrl in core.js)
fixes the query method in linklist.js to show the correct links for each folder
Merge pull request #863 from evo42/hotfix

fixes #841 -- "Image Insert Breaks on FireFox"
fixes incorrect query method in linklist.js
updated a wrong file name in the README for the gengo.com import/export
Merge pull request #864 from evo42/hotfix

updated a wrong file name in the README for the gengo.com import/export