Added tokens for app control to the Apps_Defaults configuration file.
Added AppsDefaults token checks to the cron java code and scripts.
Updated Executor.start() to load system properties from properties files
in a conf resources properties directory and also to load site specific
properties from a conf resources properties site directory.
Amend:
Removed tabs in MainMethod.java.
Updates from peer review.
Removed old commented out code in ohd cron properties file and commented-out code in MainMethod.execute().
Change-Id: I44e74791dadc9af09c99244d8d099cea581863cc
Former-commit-id: 75e77feb58 [formerly 68a3a98547] [formerly 44e9238fa9 [formerly 96bb97c32f664e015a29ac5c3187e6b27160a872]]
Former-commit-id: 44e9238fa9
Former-commit-id: 253c19ae05
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