Cleaning up CHEBOP class.
Merge branch 'development' of ssh://github.com/chebfun/chebfun into fix-chebgui-IVPs-2
Merge branch 'development' of ssh://github.com/chebfun/chebfun into fix-chebgui-IVPs-2
Merge branch 'development' of ssh://github.com/chebfun/chebfun into fix-chebgui-IVPs-2
Renaming solvebvp() to solveBVP(). Closes #1308.
Merge branch 'development' of ssh://github.com/chebfun/chebfun into fix-chebgui-IVPs-2
Merge branch 'feature-chebgui-periodic' into fix-chebgui-IVPs-2
Merge branch 'hotfix-solveBVP-casing' into fix-chebgui-IVPs-2
Merge branch 'fix-ivpSolverPref-documentation' into fix-chebgui-IVPs-2
Creating a separate panel for the IVP solver option.

Also, fixing spacing between the buttons in the option panels.
Increasing the default font size on the plots.
Ensure that going from time-stepping to global mode hides the
initial guess panel (and vice versa).
Lot of changes to make fonts more consistent in the GUI.
Throw an error if user passes unsupported ICs.
Adding test for error messages.
Slight resizing of plots.
Merge branch 'development' of ssh://github.com/chebfun/chebfun into fix-chebgui-IVPs-2
Setting correct fontsize for figure popup menu.
Merge remote-tracking branch 'origin/development' into feature-clean-chebop

Conflicts:
	@chebop/solvebvpNonlinear.m
A few changes.