feat(Time Capture): move existing DRC features to new app (DRC-134)

[PatrickDEissler]

Goal of this PR

• Setup basic features
• Make these features independent of customer's app "drc".

Features

Time Capture DocType

• Enter working time and project time details
• Time Capture Documents are created everyday for each Employee / Day combination (Prerequisite: Employee is active, not on holiday, not on leave).
• Validations: Don't exceed budget on Tasks; Avoid duplicate Employee/ Day combinations; and more...
• Calculate Mandatory Breaks (both for minors and adults).
• UX features via JS / depends_on-Properties

Attendance DocType

• Keep track of expected_working_hours, actual working_hours and flexitime

Leave Application DocType

• For new Leave Applications: Delete Time Capture if Working Time is 0 (Motivation/ Use Case: A Time Capture was created automatically, but the Employee calls sick the following morning.
• Reduce flexitime for Compensatory Leaves (= Überstundenabbau)

General

• Supporting Property Setters and Custom Fields.
• New Reports