add borrow argument
floatX default to theano.config.floatX
floatX => force_floatX
better error message
more explicit defaults
remove orphaned variable 'inputvars'
BUG: always compiling; no lazy eval on get?
enable int shadowing
update tests
redefine _int
fix binary subscr
allow range, etc., to be used with symbols (need to warn)
clean up tests