new emr tool for counting emr list active with state = starting hardcoded
count instance count emr list active
renaming count_emr_xxx to collect_emr_stats
blank test files created
test collect active job flows
test for correct argument passing and computation results for collect_emr_stats.py
test main function
add collect-emr-active-stats into command options
fix timestamp format
fix test_cmd.py missing word
undelete blank lines
fix timestamp format, using POSIX timestamp
fix comments describing timestamp format
code fix after initial code review
fix code style of test_collect_emr_stats.py
add pretty print functionality
add json for outputs, fix mock return value for tests
fix a typo in docstring and add more description of what instance count means
fix a typo in docstring and add more description of what instance count means
fix indent and add decription into --help