Improved features visualizaion and performances, fixed record page issues, added admin form to edit features, variuos small fixes
Merge branch 'master' of github.com:kcl-ddh/digipal
Updated OpenLayer library, added fullscreen function, improved loading features function, fixed "View Image" to load the page without annotations first, improved loading features function (now just load data 1st time), added box to warn user that data is processing when loading a graph in image annotation page, small various fixes