Tedious CheckStyle blitz on core.

Resolves issue 130, use this.canvas instead of constructor arg canvas (which may be null)

Fixing bug with setTransparency not sending new or old value when property change was fired. Also, some formatting

Pushing on CheckStyle for extras.

Making checkstyle ignore missing javadocs on private members and types.

More CheckStyle Stuff

More CheckStyle attacking.

Fixing Checkstyle javadoc errors in worst offender.

Fixing FindBugs transient field warnings.

Adding fix for NPE on positions.

Fixing PMD Bug in setText of PText

Hunting FindBugs in Core.

Removing FindBugs Excludes, since all they did was remove tests from the examples modules. Instead I removed the unnecessary reporting from examples. ...

Also, I've removed the umlgraph from the javadoc. It's useful, but it causes the build to complain loudly on windows machines.

Am not against putting something similar back in once we figure out how to make it play nicer.

Removing accidental System.out.printlns woops.

Added messages for IOException throws in javadocs on PObjectOutputStream

Removing lots of javadoc findbugs in the core

formatting changes only, replacing tab characters with spaces

Issue 128 ; applying patch from akurtakov, adding maven-bundle-plugin configuration and changing packaging from jar to bundle

Trying again with ignores rules.

Adding findbugs exclude rules to other projects.

Makind FindBugs ignore any Test classes and example classes.

Making checks for examples far less restrictive than the core library. Snippets don't always need to conform to SOLID principles.

Formatting to conform with CheckStyle and some removal of inline conditionals.

Killing more CheckStyle and a Couple PMD complaints.

Stabbing at some more CheckStyle complaints and making FileLength max=4000. We have PNode to thank for that.

Attacking some checkstyle complaints.

Removed unnecessary imports.

Making CheckStyle more permissive of things the Piccolo2D code base doesn't agree with.

Issue 127 ; tolerances for unit test assertions were too strict for OpenJDK IcedTea6 1.4.1 implementation on linux

typo fix