[snmp/compiler] MIB compiler did not handle import BITS

The MIB compåiler (snmpc) did not hanmdle import (from
SNMPv2-SMI) of (pseudo-) type BITS.
[snmp/compiler] Corrected test mibs
[snmp/compiler] Release notes, appup and proper version
[snmp/compiler] Added test case for BITS import
[snmp/compiler] MIB compiler did not handle forward index ref

The MIB compiler could not handle a table index refering to
an object defined later in the MIB.
[snmp/compiler] Add the mib (ALARM-MIB)
[snmp/compiler] Proper release nodes
[snmp/compiler] Add test case and test mib
[snmp/compiler] Improved debug printouts
Merge branch 'bmk/snmp/snmp4222_integration/r15' into bmk/snmp/snmp4231_integration/r16

Conflicts:
	lib/snmp/doc/src/notes.xml
	lib/snmp/src/app/snmp.appup.src
	lib/snmp/vsn.mk
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