added OSX travis branch
[corlib] Method signature fixes
Fix this again.
[runtime] Fix memory leaks and usage of freed memory in ves_icall_System_Net_Dns_GetHostByName_internal. Fixes #18063.
[llvm] Fix --enable-loadedllvm on osx/amd64.
Properly fix the iowait_ticks / strtoull () warning in mono-proclib.
[MWF] Fix finding of X11 shared library on Ubuntu (#708856)

When libX11-dev is not installed on an end-user's machine MWF apps
will crash in XCreateFontSet. This change uses dynamic search path
when building instead of hard coded directories when
searching for libX11.so.*. This fixes bug 708856
(https://bugzilla.novell.com/show_bug.cgi?id=708856).
Fix a warning introduced by the boehm toggleref code.
[jit] Implement proper tail call support on arm. Fixes #17654.
[jit] Fix an uninitialized memory problem in the soft-float code.
[jit] Allow inlining of calls to method with the AggressiveInlining attribute in aot mode.