Version v0.1.0

- Minor code improvements
- More phpDoc
- New CC-BY-SA 3.0 license

Squashed commit of the following:

commit d48a16f77b49e8301f269ab88b36b6d372abebb1
Author: James Swift <swiftscripts@gmail.com>
Date:   Fri Mar 29 00:12:46 2013 +0000

    Bumped version number

commit 05ec30eb7512135726a719637b6ae9684bc6d207
Author: James Swift <swiftscripts@gmail.com>
Date:   Fri Mar 29 00:11:48 2013 +0000

    updated README

commit 7988fb8c4ab484deebe78027cd69c685d02a16ba
Author: James Swift <swiftscripts@gmail.com>
Date:   Fri Mar 29 00:09:53 2013 +0000

    Changed license from BSD to CC BY-SA 3.0

commit ddb606f1ef9b4a7536dee9d625c647eb195791b5
Author: James Swift <swiftscripts@gmail.com>
Date:   Thu Mar 28 23:24:29 2013 +0000

    Updated README

commit f8034a12ede89135fb9a54ce6265ae3d119a10d4
Author: James Swift <swiftscripts@gmail.com>
Date:   Thu Mar 28 23:17:10 2013 +0000

    Improved functions (particularly return values) and added more phpDoc

commit bd459b079346a38917d319f2c009f337d4ceb934
Author: James Swift <swiftscripts@gmail.com>
Date:   Thu Mar 28 22:59:52 2013 +0000

    Updated phpDoc for SWDF_add_user_img_path()

commit 68adc081660e1a779473041f835fb29ecabfba40
Author: James Swift <swiftscripts@gmail.com>
Date:   Thu Mar 28 22:42:08 2013 +0000

    Updated the intro on SWDF_image_resizer.php

commit 4a7ac9e5ee8840c36f5058e4283722949dbe351c
Author: James Swift <swiftscripts@gmail.com>
Date:   Wed Mar 27 21:40:58 2013 +0000

    Updated examples.txt

commit b87779dbfe74749473990ac7166846d9053735e2
Author: James Swift <swiftscripts@gmail.com>
Date:   Wed Mar 27 00:59:34 2013 +0000

    Added download link to README

commit d2c77909f7dbb1b10ee7f478eb31d62d40b2ee92
Author: James Swift <swiftscripts@gmail.com>
Date:   Wed Mar 27 00:53:55 2013 +0000

    Fixed typo in README