throw error if user provides a directory as input to file related ops
fixed bug in print_dir_exp
get current version from setup.py
removed misleading hint when tracking dirs
changes to README
removed some redundant info from README
branch switch tests
Fixed bug in gl diff that occured when trying to diff a directory (now you get the appropiate error msg)
Sort output of gl_status so that it looks nicer
Print err and out if a gl command fails in test_e2e
Improvements in comments + removed IGNORED_STAGED check which is now reported as IGNORED by gitpylib
Minor fix in test_e2e msg
More file tests that assert that cmds are relative
Fixed bug in msg in gl_remote
changes in README
cosmetic improvements to RELEASE_NOTES
Release notes + updated version for kendall.0.4.2
addition to RELEASE_NOTES