Merge pull request #6 from usermindinc/fix-example-bolt

Fixes the splitsentence example by passing a ptr to the Read method
Add Log to collector interfaces.
Revert changes removing needTaskIds from spout, but flush upon emit for both bolts and spouts so that those that do need taskIds dont hang while waiting.
Merge pull request #5 from usermindinc/spout-synchronous-task-ids

Addresses Issue #4 This looks good. Thanks.
Merge pull request #7 from usermindinc/cmt-original_master_tracker

Add Log to collector interfaces.
Updated mock with Log functions
Merge remote-tracking branch 'upstream/master'
Merge branch 'master' of https://github.com/usermindinc/gostorm