Merge pull request #42 from dhfromkorea/feature/test

: -> @
(syntax) added paren
added default value of empty string for password (for running on travis)
made indentation consistent
removed default value for password
Merge pull request #43 from BorisVerk/master

added default password for postgres
modifed the test
test
fixed indentation error
removed meta data from csv
made variable names consistent