Adding exit code 3010 to OOSInstall

[ykuijs]

Pull Request (PR) description

This PR adds exit code 3010 to OOSInstall, which indicates that install was successful, but a reboot is required.

This Pull Request (PR) fixes the following issues

• Fixes #46

Task list

• [x] Added an entry under the Unreleased section in the CHANGELOG.md. Entry should say what was changed, and how that affects users (if applicable).
• [x] Resource documentation added/updated in README.md.
• [x] Resource parameter descriptions added/updated in schema.mof and comment-based help.
• [x] Comment-based help added/updated.
• [x] Localization strings added/updated in all localization files as appropriate.
• [x] Examples appropriately added/updated.
• [x] Unit tests added/updated. See DSC Resource Testing Guidelines.
• [x] Integration tests added/updated (where possible). See DSC Resource Testing Guidelines.
• [x] New/changed code adheres to DSC Resource Style Guidelines and Best Practices.

---

This change is 

[codecov-io]

Codecov Report

Merging #47 into dev will decrease coverage by 1%. The diff coverage is 81%.

@@        Coverage Diff        @@
##           dev   #47   +/-   ##
=================================
- Coverage   92%   90%   -2%     
=================================
  Files        4     4           
  Lines      273   305   +32     
=================================
+ Hits       252   276   +24     
- Misses      21    29    +8

[ykuijs]

@NikCharlebois Ready for review and merge!