1. okapi-core okapi.common.filterwriter.GenericContent: print coded text
as "aa{0}bb{1}cc{2}" with {0}, {1}, {2} being code indexes. 2.
okapi-core okapi.common.resource.TextUnitUtil: printMarkerIndexes(),
printMarkers() helper wrappers around GenericContent. 3.
okapi-core/src/test okapi.common.resource.TextFragmentTest:
testAppend2() - failing test of code balancing. 4. okapi-core/src/test
okapi.common.resource.TextUnitUtilTest: testSegmentId5() - failing test
of code balancing.
fix subfilter event handing bug.

getStartGroup() was called, but cuased a class cast exception when a
startsubfilter resource was found
1. okapi-core TextFragment normalizeCodeIds() methods to reassign code
IDs. 
2. okapi-core CodeSimplifier
Uncommented reset for end-code in TF.insert().
This cause changes for the CodeSimplifier (probably ok)
and for TTX (not OK, but not sure if the case of <df><ut-start/></df><ut-end/> is a real one). For now this test case is commented.
Merge branch 'dev' of https://code.google.com/p/okapi into dev
okapi-core: renamed TextFragment#normalizeCodeIds() to
TextFragment#renumberCodes().
Merge branch 'dev' of https://code.google.com/p/okapi into dev
cleanup xslttransformerstep output handing logic

allow a directory as ouputURI
remove temp file logic it doesn't seem to be needed
Merge branch 'dev' of https://code.google.com/p/okapi into dev
small fix to Xslttransformer step to *not* use RawDocument creatOutputFile
1. okapi-core/okapi.common.resources: TextFragment#balanceMarkers() made
public.

2. refactored code simplifier.
Improved Translation Comparison step outputs.
code simplifier: continued refactoring.
commented out left diagnostics.
Added ED and FM info in Translation Comparison report.
Merge branch 'dev' of https://code.google.com/p/okapi into dev
1) ITS: Started implementing default HTML5 behavior;
2) Updated ITS test suite.
Build fix.
add passOnOutput option to xslttransformerstep

fix a few more issues with stream handling with single step and multi-
step xslt pipelines
Merge branch 'dev' of https://code.google.com/p/okapi into dev