0.2.0

• New: Added copy constructor to Marshal class.
• New: Update to Kotlin 1.0 final.
• Fix: Report 'sqldelight' folder structure problems in a non-failing way.
• Fix: Forbid columns named table_name. Their generated constant clashes with the table name constant.
• Fix: Ensure IDE plugin generates model classes immediately and regardless of whether .sq files were opened.
• Fix: Support Windows paths in both the IDE and Gradle plugin.