Fix groboclown#105 and groboclown#107 for release 0.7.7

Add note about additional user preference

Prepare for 0.7.5 release.

Fix cache refresh issue, by clearing out the cache when a refresh is …

…pressed, the user is online, and there are no pending updates.

More bug fixes for the annotations.

Fixed two issues related to initial project loading - workspace cache…

…d files and password fetching.

Add in the password question in the right way. This includes version …

…compatibility across versions. Additionally, add in explicit error information into the error messages. This leaves one lingering issue with workspace caches - at startup, the workspace cache attempts to refresh, which triggers a need for authentication, but that must be done in another thread. This leaves the workspace in a bad state until a refresh is done.

Prep for 0.7.0 release

Fix the bug around the changelist view not showing diffs

Add unit tests, and fix some bugs related to client file mapping.