Added seters + geters for browser package information
callScript(...) uses stored browser data rather than chosing its own
browser.
Created BrowserAccessor
Added layout for browser choice popup
added strings for browser settings
Added option to open browser choice popup in preferences menu
code whitespace layout changes
Created by IDE...
Added browser checks before calling script
Updated tutorial to match new browser selection code
Removed unused imports
Removed second script call method used in browser test from previous
browser select code
Refactoring of settings mutators and removal of unused variables.
Removed use of form name from preferences