shared functions for tests
separate test files for count, fromSQS, ticker and tofile
Migrated all tests out of one huge file into many small ones
Updated travis script for new tests location
Merge pull request #457 from jacqui/tests-reorg

Reorganized tests
New block: send arbitrary commands to redis (read, write, etc)
Merge pull request #459 from jacqui/redis

New block: send arbitrary commands to redis (read, write, etc)
Merge branch 'master' of github.com:nytlabs/streamtools into new-ui
tweaks to style and position