add is_variable accessor.
[sgn.git] / lib / 
tree637cb89a1446b908a0153e93edecc2e11f9ae0bc
drwxr-xr-x   ..
-rw-r--r-- 0 .exists
drwxr-xr-x - Bio
drwxr-xr-x - CXGN
drwxr-xr-x - PDF
-rw-r--r-- 4734 SGN.pm
drwxr-xr-x - SGN
drwxr-xr-x - solGS