fixed issue with searches; closes #304
added current_priority field in xls file; closes #310
added authors field in xls file; closes #311
Merge pull request #313 from ciudadanointeligente/master

Merge 'master' branch into 'master-cl'
Merge pull request #314 from ciudadanointeligente/master-cl

Merge 'master-cl' branch into 'production'