Fix llvm homebrew formula

Formula::initialize has now 3 arguments: name, path and spec
Update llvm-osx formula to use version llvm 3.4.2
Merge pull request #202 from ptrv/fix-llvm-osx-formula

Fix llvm homebrew formula
Merge pull request #203 from ptrv/update-llvm-osx-to-3.4.2

Update llvm-osx formula to use llvm version 3.4.2
Recommend using homebrew-versions for LLVM

instead of our own custom homebrew recipie
Added config for travis CI.
Merge pull request #206 from lyuts/travis_ci_config

Added config for travis CI.
Reword.
Try to display image in Readme.org.
Fix for framework includes (-F) on Darwin/MacOSX. Previously they
were treated as auxillary arguments and reordered with respect to
other includes (-I), breaking compilation commands.

Also modified CLANG_INCLUDEPATH to stringify it as needed, in source
code, as opposed to trying to escape quote it (which doesn't work
when you attempt to run rtags on itself ;)

Moved rct to my own fork.
Fixed macro expansion of CLANG_INCLUDEPATH
cl-lib doesn't define 'defun*', use alias
This seems to happen at times
Try harder to avoid reindexing
Oops.
Update travis link
Merge remote-tracking branch 'main/master'

Conflicts:
	src/rct