Minor update to our user documentation [ci skip].
Some minor cleaning up [ci skip].
Done with IDASetStopTime() in the IDA plugin (closes #374).
Done with IDASetStopTime() in the IDA plugin (closes #374).
Slight improvements to our Travis-CI script.

Some Linux builds would fail because we were trying to use the maximum
number of virtual CPUs while we probably ought to use the maximum
number of physical CPUs.
Just for testing since the Linux builds don't work anymore on Travis-CI.
Argh, it would seem that we really need to export PROCS in our Travis-CI script.
Argh, in fact, it was bc that wasn't available!
Ok, done with our Travis-CI script!
Can properly show itself on Linux and OS X (closes #126) [ci skip].

This was an issue with Qt, but this got fixed in Qt 5.3.0 and is now
working fine on both Linux and OS X.
Packaging now accounts for the fact that Qt is now at version 5.3.0 (closes #375) [ci skip].
Slight update to our user documentation [ci skip].
Only allow the master branch to be built by Travis-CI [ci skip].
Some minor cleaning up [ci skip].
Done remember which modes/views are selected when no files are opened
(closes #366).
Some minor cleaning up [ci skip].
Some work on adding a list to the Core CellML editing plugin (#360).
Some minor cleaning up.
Slight improvement to our ADD_PLUGIN() CMake macro [ci skip].
Some minor cleaning up of our CMake files [ci skip].