dojo/compose version update and get rid of extend

[lzhoucs]

Type: feature

Description:

• Update compose version
• Get rid of deprecated extend

Related Issue: #62

Please review this checklist before submitting your PR:

• There is a related issue
• All contributors have signed a CLA
• All code matches the style guide
• The code passes the CI tests
• Unit or Functional tests are included in the PR
• The PR increases or maintains the overall unit test coverage percentage
• The code is ready to be merged

[agubler]

urgh I approved but CI failed....

[lzhoucs]

The CI has been hanging on iphone 9.3 which is not caused by changes in this PR:

No output has been received in the last 10m0s, this potentially indicates a stalled build or something wrong with the build itself.
Check the details on how to adjust your build configuration on: https://docs.travis-ci.com/user/common-build-problems/#Build-times-out-because-no-output-was-received