clarify Option->Language UI option
    Patch contributed by Herbert Duerr
    http://svn.apache.org/viewvc?view=revision&revision=1173991

    cws mba34issues01: #i117712#: fix several resource errors introduced
    by IAccessible2 implementation
    Patch contributed by Mathias Bauer
    http://svn.apache.org/viewvc?view=revision&revision=1173991

    cws mba34issues01: #i117709#: add missing string resource
    Patch contributed by Mathias Bauer
    http://svn.apache.org/viewvc?view=revision&revision=1172348

    cws mba34issues01: #i117716#: fix missing resources my removing unused code
    Patch contributed by Mathias Bauer
    http://svn.apache.org/viewvc?view=revision&revision=1172345

    re-add Crystal, Tango, Oxygen icon theme listings.

    correct method signature
    Patch contributed by Jean-Louis 'Hans' Fuchs
    http://svn.apache.org/viewvc?view=revision&revision=1306725

    i#119063 - correct serf integration
    Patch contributed by Oliver-Rainer Wittmann
    http://svn.apache.org/viewvc?view=revision&revision=1300521

    i#119036 - adapt serf integration
           -- use transfer-encoding 'chunked' on HTTPS
           -- switch transfer-encoding between 'chunked' and none on 413 HTTP status code
           -- refactoring
           -- improve user experience of certification dialog - only shown once
    Patch contributed by Oliver-Rainer Wittmann
    http://svn.apache.org/viewvc?view=revision&revision=1299727

    118569: Use whole certification chain for verification.
    Patch contributed by Andre Fischer
    http://svn.apache.org/viewvc?view=revision&revision=1295493

    serf integration: improve credential input handling
    Patch contributed by Oliver-Rainer Wittmann
    http://svn.apache.org/viewvc?view=revision&revision=1294557

    warning-free ucb/source/ucp/webdav
    Patch contributed by Pavel Janik
    http://svn.apache.org/viewvc?view=revision&revision=1294086

    some refactoring to PROPPATCH and PROPFIND requests
    Patch contributed by Oliver-Rainer Wittmann
    http://svn.apache.org/viewvc?view=revision&revision=1293281

    i#118569: Replace neon with serf
    Patch contributed by Oliver-Rainer Wittmann
    http://svn.apache.org/viewvc?view=revision&revision=1292832
    http://svn.apache.org/viewvc?view=revision&revision=1292794

    remove OS/2 conditionals for now.

    re-enable webdav unit tests.