Add -j option to specify number of simultaneous make jobs.
Drop armv6 arch, add armv7s arch
Remove unneeded shift
Fix compiler path for xcode 5.1
Don't build twice for updating (although maybe we're supposed to?)
Only build the library; we don't need to build the compilers
Merge pull request #77 from gambiteer/master

Remove excessive checks from fl.* routines.
Merge pull request #78 from gambiteer/master

Define and use ##bignum.copy, simplify integer division, have gcd use less memory.
Universal backend, JavaScript target, fix VM stack overflow when converting very long Scheme string to JS string
Fix a GC problem with the allocation of the result vector of ##process-statistics
Fix typo.
Fix bit rot in K&R style parameter declaration of ___setup_pstate
Universal backend: make ##inline-host-... safe so that (not safe) declaration not needed
Universal backend: add ##inline-host-declaration to add toplevel declarations to generated code
Univeral backend: change ##inline-host-... to be "safe" and accept parameters, and add ##inline-host-declaration
Universal backend: raise an exception when an undefined global variable is called
Universal backend: fix issue when an exception was raised in a Scheme function called from JavaScript
Universal backend: fix stack pointer problem in Gambit_js2scm_call
Universal backend: implement u8vectors
Fix type error on Windows when compiling a standalone Gambit library (when ___GAMBCDIR is not defined)