* Added material styles
* Addd table "formatter"
* Added material styles to management area too
* Added wrapper class to collaborators parent element
* Few comments added and cleaned css/js
* Added custom ckeditor content.css
* Updated gitignore under css folder
* Defined new body font color
Merge branch 'FTR-44_material-editor' of https://github.com/otavanopisto/muikku.git into FTR-44_material-editor
** Added support for service muikku-theme css files from /css/{file} url
* Fixed default action menus icons
* Moved workspace management's css and script defines to corresponding
view.xhtml
* Added table fix function to workspace materials view
* Added new custom css for ckeditor
* Seperated materials-reading view's css rules from workspace generic
css
* Changed every em and pt font-size rule to px in workspace views
* Changed em and pt font-size rules to px in _widgets.scss
* Renamed workspace materials body class to workspace-materials
* Added default ckeditor styles
* Improved editor view in material's management
Merge branch 'FTR-44_material-editor' into FTR-65_EMBEDDED_TASKS

Conflicts:
	muikku-core-plugins/src/main/resources/META-INF/resources/workspaces/templates/workspace-materials-reading-view.xhtml
	muikku/src/main/webapp/resources/scripts/gui/workspace-materials-reading.js
	muikku/src/main/webapp/resources/theme-muikku/css/.gitignore
	muikku/src/main/webapp/resources/theme-muikku/sass/workspaces.scss
** Fixed workspaces-materials-reading.scss after merge