JBIDE-15012 dont update status bar so often, add tracing

Two missing files JBIDE-15012

JBIDE-15012 more optimization, also on worked() portion of PM
JBIDE-15446 updated parent.pom versions
[JBIDE-15463] Increment version's service part for jbosstools-base/foundation submodule

jbosstools-base/foundation submodule had changes since 4.1.0.Final is released:

``` shell
$ git diff --name-only jbosstools-4.1.0.Final -- foundation
foundation/plugins/org.jboss.tools.foundation.core/.options
foundation/plugins/org.jboss.tools.foundation.core/src/org/jboss/tools/foundation/core/Trace.java
foundation/plugins/org.jboss.tools.foundation.core/src/org/jboss/tools/foundation/core/ecf/internal/InternalURLTransport.java
foundation/plugins/org.jboss.tools.foundation.core/src/org/jboss/tools/foundation/core/ecf/internal/URLTransportCache.java
foundation/plugins/org.jboss.tools.foundation.core/src/org/jboss/tools/foundation/core/jobs/BarrierProgressWaitJob.java
foundation/plugins/org.jboss.tools.foundation.core/src/org/jboss/tools/foundation/core/jobs/BarrierWaitJob.java
foundation/plugins/org.jboss.tools.foundation.core/src/org/jboss/tools/foundation/core/jobs/InterruptableJoinJob.java
foundation/pom.xml
```

No changes in Public API so far and hat means only service version should be incremented:
1.0.0-SNAPSHOT => 1.0.1-SNAPSHOT
JBIDE-14917 - uses stacksMessages interface to centralize logging

JBIDE-15012 dont update status bar so often, add tracing

JBIDE-14917 bad merge

JBIDE-14917 - fixes as per fred's suggestions