Refactoring code for Jelix shorcuts + use it for jCache file's cache_dir param
Feature : indentation with spaces

The parsing of comments in PhpDoc can be now use with tabs and/or spaces for generating the soap reference documentation
Removed some wrongly copy pasted "sqlite:"
Prevent error on invalid input date format

If $format_in is invalid, $date->format would throw a fatal PHP error. Thi patch fixes the problem.
Merge pull request #148 from brice-t/jelixShortcuts

Refactoring code for Jelix shorcuts + use it for jCache file's cache_dir param
Merge pull request #149 from khena/master

Feature : indentation with spaces
Merge pull request #150 from kissifrot/master

Prevent error on invalid input date format