Version 0.5.4

This is a new release of the dcos CLI for 1.10 clusters. The download link in the GUI for 1.10 clusters has been updated to include this release. Changes since the last release include:

FEATURES:

• When describing a package print the full response (#1005)
• Add package install appid planned deprecation warning (#1013)
• Updated README with better instructions for running tests. (#1018)
• Backported support for 1.9 and 1.8 clusters into package commands (#1025)
• Bump cryptography lib to 2.0.2 (#1021)
• Update help links for dcos marathon add (#1023)
• Updated error message for invalid subcommand usage. (#1029)
• Added optional message to _generic_error() when raising exception (#976)

FIXES:

• Fix typo in comment of the task subcommand's main function (#1022)
• Fixed dcos-launch link in the README (#1032)
• Updated README to use $DCOS_DIR instead of a placeholder (#1037)
• Revert "Updated line count in 'test_ls_long' for '*.logrotate.state' files."
• Added 'assert_lines_range()' helper command.
• Updated 'test_ls_long()' to look for a range of lines.

TESTING:

• Various updates to make Jenkins builds more robust
• Refactored top level Jenkinsfile into smaller Jenkinsfiles. (#1041)

BINARIES:

Darwin: https://downloads.dcos.io/binaries/cli/darwin/x86-64/0.5.4/dcos
Linux: https://downloads.dcos.io/binaries/cli/linux/x86-64/0.5.4/dcos
Windows: https://downloads.dcos.io/binaries/cli/windows/x86-64/0.5.4/dcos.exe