Trying out new naming scheme for ICs cFE PR #2001

cFS PR #379 Fix #378, Updated README training link

Approved.

cFS PR #377 fix #376, "main" branch for cfe and osal submodules

Approved.

cFE PR #1908 Fix #1319, Remove extern from function prototypes

Approved.

cFE PR #1911 Fix #1300, CFE_ES_MemAddOff structure to associated CFE_ES_MemAddress_t and CFE_ES_MemOffset_t

Approved.

Fix #313, check the address in PSP get segment stubs #314 (https://github.com/nasa/PSP/pull/314)

Added in mtg and Approved.