0.6.3

Includes bug fixes and feature enhancements:

• fix ConcurrentModificationException when sh command ends while processing a large buffer write
• add support for ^X (ctrl-X) to the POST sessionId endpoint to send ctrl sequences to the remote ssh session
• add session tracing for raw buffer and buffer without escape sequences using the --trace pattern on the session name.
• add max-size option for queue-download and download to avoid downloading large files for error cases

- queue-download: server.log
  max-size: 100m

• fix input and output from script and associated then
• fix hang on error when setup-scripts fail to connect
• add support for multiple then to isolate command output

- sh: doSomething.sh
  then:
  - sh: use_doSomething_output.sh
  then:
  - sh: also_use_doSomething_output.sh

• add auto-convert to set-state and regex to disable automatic type conversion

- sh: date +%s
- set-state: RUN.TS
  auto-convert: false #treat the timestamp as a string not a number

• improve documentation and examples