Translation update for dialog titles
RelationshipView class refactoring done.
Class CenaObjetos renamed to ObjectsScene
ObjectsScene class refactoring checkpoint. Pending comment translation.
ObjectsScene class refactoring done.
Fix bug on objects table widget when move to last/first row (issue #76).
PostGiS data types can now have SRID freely specified (except geography)
(issue #75)
Merge remote-tracking branch 'upstream/code-refactoring' into code-refactoring-trans-fr
Updated fr_FR translation against 2a59c825e7
Added some shortcuts

 - menu shortcuts
 - action shortcuts (Close: Ctrl+W, Close: Ctrl+Q, Export: Ctrl+Shift+S)
Merge branch 'code-refactoring-trans-fr' into code-refactoring-more-shortcuts
Added fr_FR shortcut translations
Merge pull request #77 from babs/code-refactoring-more-shortcuts

French translation updates and new shortcuts addition