nnadeau/pybotics: 0.6.0

[0.6.0] - 2018-04-10 Added Jacobian methods Basic usage script: docs/examples/basic_usage.py pybotics.__version__ built-in using setuptools_scm least_squares IK method Robot.home_joints Various setters/getters More angle conventions and conversions Various useful __repr__ OSX and Linux CircleCI builds Windows builds with AppVeyor .flake8 config Repo bots (e.g., .github/config.yml, .github/stale.yml) Changed Simplified requirements files Simplified pybotics/__init__.py structure Versions now managed by setuptools_scm Simplified overall API, see examples for more detail Optimization vector/mask only exist in the context of OptimizationHandler Robot.random_joints() can return array or has inplace flag PyUp now creates PRs as individual packages are updated instead of a daily check Pruning/excluding files in MANIFEST Improved RTD documentation Fixed Joint limits are checked when setting Robot.joints Various CI and test improvements Typo in .github/ISSUE_TEMPLATE.md TravisCI distributions key in wrong locatio