Issue #2880237: Refactor system/base library

added 426 commits

• 2e6324da...f965e400 - 425 commits from branch project:10.1.x
• ee0c19a4 - removing some css, creating new libriaries and apply it to templates

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added 30 commits

• ee0c19a4...9ed7086e - 29 commits from branch project:10.1.x
• dc0963c6 - removing some css, creating new libriaries and apply it to templates

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