Convert Image 5.6

Convert Image v3.6 changes:

Updated PHP code.

Convert Image v3.5 changes:

Updated PHP files.

Convert Image v3.4 changes:

Fixed coding problem dealing with animated images.

Convert Image v3.3 changes:

Fixed problem where thumbnails which were created from transparent .png images were converted with black backgrounds. Now these images are flattened and the transparent background converted to white.

Convert Image v3.2 changes:

Added field in Option to be able to set an alternate ImageMagick environment path.

Convert Image v3.1 changes:

Variable was not declared in proper place.

Convert Image v3.0 changes:

Added code which will add the image extension to the filename.

Convert Image v2.9 changes:

1) Remove limitation where hot linked image must contain image extension.

Convert Image v2.8 changes:

Fixed minor issue with regex. Multiple hot linked images on same line were skipped.

Convert Image v2.7 changes:

Added code to remove any characters after the filename extension.