First take at using Settings for add gesture form
Changes in relation to settings system, not working at the moment
Documentation cleanup and rename option to stroke_sensitive
Optimized some variable use
Fix tests to reflect changes
Automatically add a UnistrokeTemplate if Multistroke is instantiated
with points and permute=False
Fix getcfg() calls and remove some debug prints
Activate angle similarity option
Add description to gesture form
Remove unused imports