add lemes on sponsor Open Mining
Merge branch 'master' of https://github.com/avelino/mining

* 'master' of https://github.com/avelino/mining:
  widgets text and distinct
  Ajustes de layout no datepicker e no admin dos widgets; correcao no grid
  widget date range and utils filter for datetime
  Home, menu e paginas de grupo
  dashboards permissions group
  Restauracao da pagina de settings/dashboard
  Layout dos widgets, nova versao do font awesome e alteracao no icone de cubes
  dashboard group (menu) need permission verify and start permissions group
  Melhorias de layout e formulario de edicao multipla
  initial commit for dashboard groups/directories
  Site Open Mining
  Redesenho da barra superior do elemento