a few fixes and printing release notes

• added release notes during installation
• fixed a few minor bugs in MLPerf solutions

added tests and fixed bugs

• added travis Linux/OSX tests
• added Windows tests
• major bug fix with bootstrap

a few fixes

• when publish components, take "license" and "copyright" from meta
• add 0755 to .sh files in archives (for program workflow)
• added possibility to push "dict" directly to CodeReef API

major bug fix

New features in this version (based on bug reports from the community):

• fixed problem with downloading CK components
• fixed anonymous access to "cr versions"

new functionality (versions, open) and minor improvements

• added "cr versions" to list all versions of a given component
• added "cr open" to open a CodeReef web page for a component
• improved "cr init" last message
• added link to CodeReef docs to error message
• improved documentation building

Stable release supporting CodeReef MLPerf demo

This is a stable release supporting our CodeReef MLPerf demo and with the first draft of CodeReef documentation:

• https://codereef.ai/static/docs
• https://codereef.ai/portal
• https://codereef.ai/demo