Fix for #791 cheque text transposed

Fix for https://github.com/opencart/opencart/issues/791 cheque title and
instruction values transposed
Merge pull request #792 from opencarthelp/master

Fix for #791 cheque text transposed
more work done adding bootstrap to the frontend
Merge branch 'master' of https://github.com/opencart/opencart
more work
update
For #738

File was missing in fix by ADDCreative
Update error_log.php

Was producing error when applying filesize() before file_exists()
updated bootstrap to the 3 rc1 version
klarna url update
changing the bootstrap to bootstrap 3 rc1
changing the bootstrap to bootstrap 3 rc1
changing the bootstrap to bootstrap 3 rc1
changing the bootstrap to bootstrap 3 rc1
changing the bootstrap to bootstrap 3 rc1
changing the bootstrap to bootstrap 3 rc1
changing the bootstrap to bootstrap 3 rc1
changing the bootstrap to bootstrap 3 rc1
changing the bootstrap to bootstrap 3 rc1
changing the bootstrap to bootstrap 3 rc1