spec bugfixed...
add name method
remove code
return default name
set default file name at constructor
rename JSONFile -> Report
Rename class name
rename variable
rename variable
method signiture changed
JSONFile => Report
JSONFileBuilder => ReportBuilder
JSONFileBuilder => ReportBuilder
Merge remote-tracking branch 'origin/1.2.0-wip' into 1.2.0-wip
Merge remote-tracking branch 'origin/master' into 1.2.0-wip
add change log
append file extension
Merge remote-tracking branch 'origin/master' into 1.2.0-wip

Conflicts:
	script/coveralls.php
Merge remote-tracking branch 'origin/master' into 1.2.0-wip
Merge remote-tracking branch 'origin/1.2.0-wip'