feat(): add primeng multiselect and filter support

[gokhancelik]

add filter and multiselect features for primeng select type.

Closes #1628

What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)
feature

What is the current behavior? (You can also link to an open issue here)
#1628

What is the new behavior (if this is a feature change)?
filter feature for primeng select run
multi-select feature for primeng run

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• [ x] The commit messages follow our guidelines: https://github.com/angular/angular.js/blob/master/CONTRIBUTING.md#commit-message-format
• A unit test has been written for this change.
• [ x] Running npm run build produced a successful build. (Unit testing can be done by running npm test;)
• [ x] My code has been linted. (npm run lint to do this. npm run build will fail if there are files not linted.)

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