* Started implementing issue api search * Implemented issue search via api * Added search to swagger.json * Removed todo * fmt * Added comment to generate swagger json via "generate-swagger" * Simplified search * fmt * Removed unessecary comment * Removed unessecary declaration of the issues-variable * Removed unessecary comment * Removed unessecary comment * Added explanation keyword * Simplified check for empty keyword * corrected check if keyword is empty