store wip
Merge pull request #22 from vhladama/improvements-and-fixes

Switch to tracking improvements-and-fixes, add more spec coverage. Looks great!
fix merge conflict
include pull request id in job id
some small layout changes
modify description
bugfixes and improvements
rename config.yaml.template to config.yaml.erb
fix spec tests
small syntax improvements
get rid of helpers.rb
add require to pull_requests_data
remove spec test specific exceptions
make spec tests able to deal with infinite loops
write to logfile when starting to clone repository
delete bin folder
update retesting message
reduce default interval
update config file to reflect changed order of steps
fix merge conflict