modified:   lib/pyutils/__init__.py
	modified:   lib/pyutils/cluster/ssh.py
	new file:   lib/pyutils/common/execute.py
	modified:   lib/pyutils/common/parse.py
	modified:   lib/pyutils/exp/run.py
	modified:   lib/pyutils/system/command.py
Merge branch 'master' of github.com:cutefish/PyUtils

Conflicts:
	lib/pyutils/cluster/ssh.py
	lib/pyutils/system/command.py
	.git/MERGE_HEAD

	renamed:    lib/pyutils/ext/__init__.py -> lib/pyutils/amazon/__init__.py
	renamed:    lib/pyutils/ext/ec2.py -> lib/pyutils/amazon/ec2.py
	renamed:    lib/pyutils/ext/latex.py -> lib/pyutils/amazon/latex.py
	modified:   lib/pyutils/cluster/__init__.py
	deleted:    lib/pyutils/cluster/copy.py
	modified:   lib/pyutils/cluster/ssh.py
	modified:   lib/pyutils/common/fileutils.py
	modified:   lib/pyutils/system/command.py