Enable random spec ordering, focus flag
Use the yield matcher for transactional methods
Fix comment
Several small fixes.
Use released strelka 0.7
Add initial implementation of processors

--HG--
rename : spec/thingfish_spec.rb => spec/thingfish/handler_spec.rb
Checkpoint commit of Wednesday morning's CommitPDX work

--HG--
rename : plugins/thingfish-filter-mp3/lib/thingfish/filter/mp3.rb => lib/thingfish/processor/mp3.rb
rename : plugins/thingfish-filter-mp3/spec/data/APIC-1-image.mp3 => spec/data/APIC-1-image.mp3
rename : plugins/thingfish-filter-mp3/spec/data/APIC-2-images.mp3 => spec/data/APIC-2-images.mp3
rename : plugins/thingfish-filter-mp3/spec/data/PIC-1-image.mp3 => spec/data/PIC-1-image.mp3
rename : plugins/thingfish-filter-mp3/spec/data/PIC-2-images.mp3 => spec/data/PIC-2-images.mp3
rename : plugins/thingfish-filter-mp3/spec/thingfish/filter/mp3_spec.rb => spec/thingfish/processor/mp3_spec.rb