added global variables

La configuración de cada centro, nombres, horarios y datos a guardar en
la BD se hará desde esta configuración
installed ng-context-menu
Revert "installed ng-context-menu"

This reverts commit 63d7e2d9524e8ca01edd65be9b57e4537db21919.
ngContextMenu 2ond try
Revert "ngContextMenu 2ond try"

This reverts commit 266829d5e6a03291d3cd29aab7bc4457e6098cca.
created right click directive

yo angular:directive ngRightClick
installed ngDialog

bower install ngDialog
https://github.com/likeastore/ngDialog
created popUpTmpl example
rename all main => calendario

renombrado main.html y main.js a calendario[html | js]
cambiado aspecto totalmemte