Fixed function DeleteGraph not deleting files.
Removed what looks like unnecessary second call to DeleteGraph in endorse_or_not.php.
Turned off log statement in viewquestion.php.
Added a destination file to set_log function.
Added sql string to error handling calls.
Adding Facebook id to api call.
Added validation functions.
Changed format of set_log output.
Moved validation code into functions.
Improved validation.
Added graph functions.
Removed unnecessary code.
Adding SVG library.
Improved validation.
Added svg.
Set SVG directory.
More validation tweaks.
Merge remote-tracking branch 'upstream/master'
Remove function till find bug.
Bug fixed.
Change Facebook api call.
Delete commented out code
Removed unused code..
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'