"Seperated" should be spelled as "Separated"

http://bazaar.launchpad.net/~pantheon-photos/pantheon-photos/trunk/view/head:/src/sidebar/metadata/LibraryProperties.vala#L121

          add_entry_line (_("Tags, seperated by commas"), tags_entry);

Replace "seperated" with "separated".

ProblemType: Bug
DistroRelease: elementary OS 0.3
Package: pantheon-photos 0.1+r2656+pkg13~ubuntu0.3.1 [origin: LP-PPA-elementary-os-daily]
ProcVersionSignature: Ubuntu 3.13.0-36.63-generic 3.13.11.6
Uname: Linux 3.13.0-36-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.5
Architecture: amd64
CrashDB: pantheon_photos
CurrentDesktop: Pantheon
Date: Wed Oct 8 12:00:02 2014
GSettings:

InstallationDate: Installed on 2014-08-11 (57 days ago)
InstallationMedia: elementary OS 0.3 "Freya" - Daily amd64 (20140810)
SourcePackage: pantheon-photos
UpgradeStatus: No upgrade log present (probably fresh install)