skale-1.2.0

This is a major feature relase. Install it with npm

New

• Skale-engine is renamed to skale. Version is now 1.2.0, identical to 0.8.0.
• Add a machine learning library with classification, regression, clustering
• Allows dependencies to be deployed in workers with new routine sc.require(). This will ease considerably the integration of various connectors to data sources, databases, etc.
• Major improvements to documentation website

Improvements

• The test suite has been fully reworked, and now uses individual files that can be executed separately
• Tests are considerably faster and easier to develop and debug
• Both standalone and distributed engine are now systematically tested
• save(): now support output to CSV format
• save(), textFile(): automatic forward of AWS env and credentials to workers
• Workers: control garbage collect by command line option
• Modernize javascript syntax
• Continuous integration: add MacOSX target in addition to Linux and Windows

Fixes

• Fix a problem insample()
• Fix support of undefined keys in aggregateByKey()
• Fix debug traces