updating error message and test
new script to run tests
moving runTests.py up to the top level
argument is relative to Stan home; handles multiple arguments
removed 'runtest/' targets; simplified make
updating make/manual to use STANAPI_HOME variable
removed call to detect_make
setting CC_MAJOR and CC_MINOR directly so it doesn't get called multiple times.
set OS variable directly
removed spurious line from make/manual
adding a comment for the manual
removed make/models; it is unused now
removed target mangling from os_win
cleaned up make/tests
added comments to test
runs make, runs tests, missing useage msg
capture return code from failed test
cleaned up some unused parts of the makefile
removed secondary expansion stuff from make/tests
using secondexpansion to expand the variable correctly