Test version of an AlignmentArea added to AlignmentEditor.

Test version of an AlignmentArea added to AlignmentEditor.
Dependencies of LibrAlign added in provisional form.
  During initial development stage you need to check out the following two additional project into your workspace:
  - bioinfweb.commons as "_Lib" from https://secure.bioinfweb.info/Code/svn/commons.java/trunk/main/
  - LibrAlign as "LibrAlign" from https://secure.nefertem.bioinfweb.info/private/svn/LibrAlign/trunk/main/
  (These dependencies will be replaced by JARs after the initial development phase of this branch.)