Convert Image 5.6

Convert Image v4.6 changes:

Fixed server error if animated gif is corrupted. Fixed issue relating to animated gif's which had many frames.

Convert Image v4.5 changes:

Fixed issues dealing with thumbnail creation.

Convert Image v4.4 changes:

Updated PHP code. New Option added in Options page.

Convert Image v4.3 changes:

Updated PHP file.

Convert Image v4.2 changes:

Updated PHP code.

Convert Image v4.1 changes:

Updated PHP code.

Convert Image v4.0 changes:

Updated PHP code.

Convert Image v3.9 changes:

Added option Remove Links.

Convert Image v3.8 changes:

Added Folder and File Permission Options.

Convert Image v3.7 changes:

Added function to remove attachment links.