Merge pull request #49 from lawmay/master

Add PRESS-RELEASE.md
Added Style Guide for SWIFT
Merge pull request #50 from neillobo/file/styleGuide

Added Style Guide for SWIFT
add contributing readme, begin switch to xcode 4
Merge pull request #51 from rgoldfinger/bugz/xcode4

add contributing readme, begin switch to xcode 4
fix bart api bugs
Merge pull request #52 from rgoldfinger/bugz/xcode4

fix bart api bugs
minor appearance fixes in results
Merge pull request #53 from rgoldfinger/bugz/results

minor appearance fixes in results
gps shuts off when app closes
Merge pull request #54 from rgoldfinger/bugz/gpsShutoff

gps shuts off when app closes
Added Style Guide in Markdown
deleted old Style Guide
Merge pull request #55 from neillobo/file/StyleGuide

File/style guide
move color functions and globals to their own helper file