Bug 1088520 - Fix empty eclipse project generated on Linux. r=glandium

Use "Gecko" with captical letter 'G' for both project dir and the
project name in .project.
Bug 1074736 - selection_rect_list should consider multiple range. r=mdas
Bug 1074736 - Consider multiple range selection in selection caret. r=roc
Bug 1074736 - Marionette test for selection carets with multiple range support. r=mdas
Bug 1075134 - MOZ_LSAN macros. r=froydnj