Initial implementation of a Moodle Block for Ilios.
Updated some links to say iRocket in lieu of Ilios.
Updated ilios production links, and added links to ilios-stage.
Fixed typo in links.
Corrected links to ilios-stage.
Changed calendar.php to take a param to show moodle headers.
Removed prod and dev links on the block, leaving just the stage links.
Removed all hardcoded links into setting page.
Added README.txt and ready for packaging.
Added has_config function for setting link from Manage Blocks page; Added instance_allow_multiple functions to return false to limit only one instance of the block, and initialized  variable.
Updated code formatting to Moodle guidelines.
Remove UCSF specifics and switched to calendar_controller in lieu of dashboard_controller.
added usage instructions
Feat #2452: Removed shib_mail_id from calendar url.
Fixed incorrect use of embedded dashboard params.
converted README file from plain-text to markdown format. refs #2522
fixed minor typo.
Updated default iframe width and height that will work better with the new Ilios layout.
Feat #2788: Updated block for Moodle 2.
Updated block to use get_config function; and corrected path for Ilios dashboard.