added supporting functions for BootPage
removed init() from classes, it was stupid to begin with
handleButtonInput() and handleKnobInput no longer optional
added callback member to SelfTestField
placement position value fixes
use gfx.Translate instead of explicitly setting off-origin x,y values
added MARGIN and PADDING calculations to fields
removed unnecessary gfx.BeginPath() calls
renamed linkfield to servicelinkdfield to differentiate between the two
modified Inherit() to accept multiple base classes
applied code format (oh god, oh f*ck, all the changed lines)
handleScreenResponse now doesn't crash when nil is passed
added boot screen module to titlescreen.lua
added a utility function to cycle indexes
added a containerfield (biggest brain addition)
refactored how class construction is implemented (declare it a class at the end of the constructor, this way the default values are correctly imparted)
added init() to the Field class
added a getParentPage() to the Field class, for easy nav handling
added offsets and bounding box size variables to the Field class
the Field class will now scissor itself into it's bounding box
LinkField now has clearer logs
added init() to the Page class
added skeleton field classes for boot page