Modified dirs layout

svn path=/sandbox/boost/property_tree/; revision=2756
Modified files structure and added fwd delcarations for ptree

svn path=/sandbox/boost/property_tree/; revision=2757
Added policy-defined data type

svn path=/sandbox/boost/property_tree/; revision=2758
Added index.html to libs dir

svn path=/sandbox/libs/property_tree/; revision=2759
Added INFO grammar example

svn path=/sandbox/libs/property_tree/; revision=2760
Updated docs and tests

svn path=/sandbox/libs/property_tree/; revision=2761
Updated examples and docs

svn path=/sandbox/libs/property_tree/; revision=2762
Small changes

svn path=/sandbox/boost/property_tree/; revision=2765
Modified makefiles

svn path=/sandbox/libs/property_tree/; revision=2766
Fixed Makefiles

svn path=/sandbox/libs/property_tree/; revision=2767
no message

svn path=/sandbox/libs/property_tree/; revision=2771
Removed error filename parameter from parsers and updated docs

svn path=/sandbox/boost/property_tree/; revision=2772
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svn path=/sandbox/libs/property_tree/; revision=2777
Added JSON parser, fixed many bugs

svn path=/sandbox/boost/property_tree/; revision=2791
Added docs for new cmdline parser

svn path=/sandbox/boost/property_tree/; revision=2794
Some fixes

svn path=/sandbox/boost/property_tree/; revision=2795
Added boost::profiler

svn path=/sandbox/libs/property_tree/; revision=2820
Profiler development

svn path=/sandbox/libs/property_tree/; revision=2833
Docs fixes

svn path=/sandbox/libs/property_tree/; revision=2860
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svn path=/sandbox/libs/property_tree/; revision=2874