Don't add /usr/lib/ooc and /usr/local/lib/ooc if they don't exist. Closes #536
On Windows, try to find .exe variant first. Don't even attempt to find .exe on other platforms
I should not commit before compiling. Ugh.
Don't put empties in our cflagArgs / libsArgs / pkgNames in UseDef CustomPkg
Move ShellUtils to sdk, attempt to clean up some Process stuff
If it doesn't execute at first, shell, shell again.
Merge branch 'master' into issue524