cleanup of xray ignore rules functionality and added get all by filter implementation

[3choBoomer]

• All tests passed. If this feature is not already covered by the tests, I added new tests.
• All static analysis checks passed.
• This pull request is on the dev branch.
• I used gofmt for formatting the code before submitting the pull request.

---

Moving some functionality from #960
cleaning up some stuff from #967

• Fixed issues with inline docs
• Added minimum server version checks
• revised return values to follow golang standards
• revised return value of Get method to match documentation.
• Implemented get all by filters functionality.

[3choBoomer]

@dortam888
@attiasas
@eyalbe4
@yahavi
@RobiNino