Add button to log viewer to allow pause/start so people can copy and paste from the log viewer.

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@2843 71f96598-fa45-0410-b640-bcd6f8691b32
Update jquery to change the text back to pause when a new log and/or number of lines is chosen as the new selection recontinues the log updates.

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@2844 71f96598-fa45-0410-b640-bcd6f8691b32