WebIf: sort + search + status nopoll
1) introduce the nopoll attribute on statuspage
2) implement a new sort function for User, Reader and Cacheex page (JQuery required)
  - split ECM(N)OK template variable into ECM(N)OK + ECM(N)OKREL to have a sortable numeric value
3) implement a new, smaller search function for Reader and User page (JQuery required)
4) some code improvements in oscam.js

git-svn-id: http://streamboard.de.vu/svn/oscam/trunk@9665 4b0bc96b-bc66-0410-9d44-ebda105a78c1