Revert "Removed any references to 1.1 REST entities (i.e. content specs)"

This reverts commit 3a27173297d8372ffd71f056a5fb70df3110d9c1.

Conflicts:
	.idea/artifacts/pressgang_ccms_ui_war_exploded.xml
	.idea/libraries/Maven__org_jboss_pressgang_ccms_pressgang_ccms_restv1_1_1_SNAPSHOT.xml
	.idea/libraries/Maven__org_jboss_pressgang_ccms_pressgang_ccms_utils_1_1_SNAPSHOT.xml
	.idea/libraries/Maven__org_jboss_pressgang_ccms_pressgang_ccms_zanata_1_1_SNAPSHOT.xml
	pressgang-ccms-ui.iml
	src/main/java/org/jboss/pressgang/ccms/ui/client/local/AppController.java
	src/main/java/org/jboss/pressgang/ccms/ui/client/local/constants/Constants.java
	src/main/java/org/jboss/pressgang/ccms/ui/client/local/mvp/presenter/tag/TagsFilteredResultsAndDetailsPresenter.java
	src/main/java/org/jboss/pressgang/ccms/ui/client/local/restcalls/RESTCalls.java
	src/main/java/org/jboss/pressgang/ccms/ui/client/local/ui/editor/image/RESTImageV1Editor.java
	src/main/resources/ErraiApp.properties
Removed IntelliJ user files
Updated version to 1.1-SNAPSHOT
Reworked the UI to use the new TextContentSpec entities
Moved resources to their correct directory.
Fixed spelling mistake in some properties.
Added content spec permissive saving and tag editing.
Fixed Content Spec Revisions to use the mergly diff view.
Fixed content spec revisions to show the right text in mergly.
Added the Content Spec search view and made some changes to share the search logic between topic and content spec searches.
Added GWTCacheControlFilter to handle the cache headers for GWT components.
Merge branch 'Development2' into Development-1.1
Cleaned the pom.xml, so that only errai client dependencies are specified.
Fix so that the image mimetype, matches the actual image instead of just being "image/jpg"
Initial implementation of the File UI (see BZ#970454).
Minor code clean up of ResultsPresenters.
Added Download File button to the File View. Fixed incorrect File view success/failure messages.
Fixed File View to no longer do updates on all buttons, and is only updated on save or update events now.
Initial work on BZ#973034 highlight selected rows.
Finished work on BZ#973034 highlight selected rows.