Merge pull request #1 from pedmiston/master

BF: TimeTrigger class could not set repeat_count parameter
BF: Return char fixes in textbox
ADD: Moved iohub DataStore pandas examples

Started documenting current functionality
ENH: Changed Builder code component dialog

- Code component dialog now uses one tab for each code section.
- Component name validation working.
- *No* syntax checking yet (not sure best way to add this given current
code).
DOCS: fixed some typos and updated links in ioHub docs
Merge pull request #2 from brian-lau/master

Thank you Brian!
Changed default message behavior on switchTo calls