Update es_ES.properties

/oae-core/activity
Update es_ES.properties

/oae-core/changepic
Update es_ES.properties

/oae-core/createlink
Update es_ES.properties

/oae-core/update
Merge branch 'newframework' of git://github.com/SamuelGJ/3akai-ux into spanish
Line break and trailing spaces follow-up
Merge branch 'newframework' of github.com:sakaiproject/3akai-ux into newframework