Console improvements

Added tooltip on dashboard
Improved help sentences on the database management page
Console improvements

Dashboard tooltips
Console improvements

Added tooltips to the settings page
Console improvements

Added description to the edit setting dialog
Disable the editing of the "key" field
Console improvements

Added tooltip and instructions to the user management page
Console improvements

Added help and tooltips to the collection page
Console Improvements

Added tooltips to the documents page
Removed the version column from the document table
Replaced the RID column with the ID value
Console improvements

Added tooltip and help to the assets' page
Corrected a bug in the new asset dialog: if an error was encountered in
creation, nothing was displayed
Added tooltips to the left menu
Missed a word
New menu items

Added a short tour through the functionalities
Added links to the documentation and the support site (still closed)
Deleted unwanted files from previous commit
Added feedback tab within the console
Merge pull request #12 from baasbox/master

pull request from repository baasbox