Added ini parsing code from D7 into the module to prevent this

Due to issue #1564408 Gzip creates corrupt backup

This reverts commit d864068d.

Issue #1558680 by soulston, denude, yustos, Notice: Undefined index: name - BM can't read DB table names

Changed how schedules are recorded to fix issue where programatically defined schedules were being run every time cron is run

Moved file length update number up another number because there's a patch in the wild with 7201 claimed (#1001764)

#1069282 by imonemus. Filenames "append timestamp" corruption with multiple schedules per cron run (using one profile)

    - Download the S3 library from http://undesigned.org.za/2007/10/22/amazon-s3-php-class
      and place the file 'S3.php' in the includes directory in this module.
      The stable version (0.4.0 – 20th Jul 2009) works best with Backup and Migrate.
Also fixed version