Fix errors in quickstart
Get scidb backend to work
Put array str and repr in their own files
Clear out some cruft, change _choose_format to not go through numpy
Add some test cases that getting the str/repr doesn't raise
Fixing doctest
Add doctest to tutorial
Making doctest tags not show up in html
Merge pull request #88 from aterrel/documentation

Documentation
PEP8 compliance
Update install doc about the dynd dependency.
Fix warning printouts
Merge pull request #91 from mwiebe/struct-print

Struct print
Updates to blaze catalog design doc