1.5.2

Added:

• Add gsl to conda requirements.

Changed:

• Remove mac static GSL linking; always link to shared GSL.
• Change doc to docs for skpkg standard.

Fixed:

• Fix misspelled words in source code comments.
• Migrate documentation to scikit-package 0.1.0 standards, including a mock import for API rendering.
• Add libsblas.dll to build pypi wheel in windows.