Added remove() functionality to iterator
- Removed unused import statement
+ Added proper feature_relationship pointers when loading an annotation from disk (the pointer for feature->child->parent should equal feature)
+ Added new tools
+ Changed handling of xhr.status == 0 to try restablishing the connection (up to 5 tries with increasing timeouts) and then give up
+ Added check to updateGeneBoundaries() to return if gene is null
+ Fixed color by CDS
+ Fixed showing DNA resides when zoomed in enough and feature is selected
+ Create DB entry if it doesn't exist in Chado instance