Add newline at the end of files and make source files non executable.
Merge pull request #144 from stylight/master

Newlines at the end of files and non-executable sources
Fix Markdown "syntactical error" in README.md
Update libffi to 3.0.13.
a2_methodSignaturesCompatible only checks first character now.
Merge pull request #146 from OliverLetterer/modern-runtime-blocks

a2_methodSignaturesCompatible only checks first character now.
Fixes libffi reference in Xcode project.
Fixes libffi header reference for iOS.
Renames targets to follow convention. Closes #147.
Fixes shadowed variables warning. Closes #150.
Update project settings
Remove unused framework references
merging 'master' into 'barz-master', because we still need to override some of the original distribution's settings.