create projectreport presenter
build project report by user
display cost by developer
rename report to user_report
add project_report_spec tests
fix spec type issue
passing project report specs
for nil rate on subproject, look to parent
project report specs passing
Fix tab to spaces
Merge pull request #92 from TimePulse/89-summary-of-cost-by-developer

89 summary of cost by developer
WS
Merge remote-tracking branch 'upstream/master'
WS
Merge branch 'master' into staging