Remove object pass by reference
Merge pull request #15 from coenjacobs/remove-object-pass-by-reference

Remove object pass by reference
- Adds filters for the single testimonials and testimonial archives URL slugs
- Adds a flush_rewrite_rules() call on plugin activation
- Updating readme and localisation files
Merge pull request #22 from woothemes/filter-archive-slug

Add filters for URL slugs
Merge pull request #23 from woothemes/develop

Merges legacy "develop" branch into "release-1-4-0".
Prefixes effect CSS class with 'effect-'. Fixes #18.
Adds functionality to allow comma-separated values for the 'id' parameter. Closes #9.
Adds 'per_row' attribute and output of 'columns-X' CSS class. Closes #14.
Adds 'no-image' CSS class to the individual testimonial wrapper if no image is available. Closes #21.
Updates version number to 1.4.0, changelog and upgrade notice. Gives readme file a quick refresh. Adds per_row functionality to output the 'fix' DIV at the end of each row.
Adds 'with_front' argument to the 'rewrite' parameter when registering the post type. Closes #25.
Merge pull request #26 from woothemes/release-1-4-0

Release 1.4.0
Fixes display of testimonials when no ID value is present.
Updates version number and readme file data to reflect version 1.4.1.
Fixes 'division by zero' notice when calculating the 'per_row' logic.
Fixes 'undefined index' and 'division by zero' notices.
Improves logic to determine when to add the 'first' and 'last' CSS classes.
Improve readability of default_args array
Merge pull request #30 from grappler/patch-1

Improves readability of default_args array. Props @grappler.
default testimonial args now filterable. closes #33