fix decompression of indexless gzip files
Merge pull request #22 from zendesk/fix_gz_stuff

fix decompression of indexless gzip files
--end should not print one last request
pending test now passes
--perf fixed
add early in the day pending to --end and --around
fix travis
Merge pull request #23 from zendesk/vanchi/fix_end

Fix a bunch of tests
Update README.md
Update README.md
fix one more test
time_at and date take positive values of ago
Merge pull request #24 from zendesk/vanchi/fix_more_pending_tests

Vanchi/fix more pending tests
Merge branch 'master' into achaturvedi/INFR-434-Key-Value-Search
Merged with Master to get this branch upto-date