ErrorException wasn't compatible with PHP's ErrorException.

Now it's generally useless, as php_error requires php 5.3
Options to control error logging

error_log, error_log_format and error_log_time_format
Merge branch 'fix-exception' into fork-master
Merge branch 'feature-log' into fork-master

Conflicts:
	src/php_error.php
Merge branch 'fork-master'