Add like on operator filter
regex search on column via DataFrame
used DataFrame Search Column on data stream
Used DataFrameSearchColumn on export api
Merge branch 'master' of github.com:avelino/mining

* 'master' of github.com:avelino/mining:
  refactory last refresh/last update layout
  fixes #133 and resize graphs
  Novo display de update e refresh no elemento, melhoria na lista de dashboards
  Correcao do botao de salvar filtro no Firefox