preliminary annotation support (retrieve only for now)
pretty complete annotation support with docs
doc formatting fixes
Separate deleting a single metric from deleting a batch of metrics.

Now if your http library ignores the body of delete requests you
have the option of sending the indiviudal delete calls
use string_types to support python 2 and 3
backing out changelog changes
Merge pull request #49 from Bachmann1234/separate-single-and-batch-delete

Separate deleting a single metric from deleting a batch of metrics.
Bump README year
New release.
Merge pull request #51 from drio/master

New release.
Merge pull request #47 from djosephsen/master

preliminary annotation support (retrieve only for now)
Syntax highlight in python code in new Annotation README entries.
Removing comments in init.
Merge pull request #52 from drio/master

Syntax highlight in python code in new Annotation README entries.
New release. (Annotations)
Merge pull request #53 from drio/master

New release. (Annotations)