Fix some potential memory leak.
Added version check to compare version that Imagick was compiled against, with the version of Image Magick that has been loaded.
Fixed mem leak.
Fixed spaces -> tab.
Surprisingly, first working version of a callable progress monitor.
Correctly release memory for a single shutdown function.
Corrected function names to module standard. Free callback structures recursively.
Changed to warning for point release difference.
Added check for not null, made error be an exception. Made error message be clearer.
Removed unused var.
Added myself as a developer.