fresh copy of repository for proto v4 development

svn path=/branches/proto/v4/boost/iostreams/; revision=44395
Merged revisions 44524-44535,44537-44541,44547,44551,44553-44562 via svnmerge from 
https://svn.boost.org/svn/boost/trunk

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  r44524 | djowel | 2008-04-17 16:59:34 -0700 (Thu, 17 Apr 2008) | 1 line
  
  action-dispatch
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  r44525 | djowel | 2008-04-17 17:55:12 -0700 (Thu, 17 Apr 2008) | 1 line
  
  added example on various ways to attach actions
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  r44526 | djowel | 2008-04-17 17:59:39 -0700 (Thu, 17 Apr 2008) | 1 line
  
  action-dispatch tweaks for phoenix special handling
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  r44527 | hkaiser | 2008-04-17 18:11:25 -0700 (Thu, 17 Apr 2008) | 1 line
  
  Spirit: added eol and end parsers.
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  r44528 | hkaiser | 2008-04-17 18:12:10 -0700 (Thu, 17 Apr 2008) | 1 line
  
  Spirit.Lex: Added support for token ids other than std::size_t.
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  r44529 | hkaiser | 2008-04-17 18:39:58 -0700 (Thu, 17 Apr 2008) | 1 line
  
  Spirit.Karma: added simple function support for semantic actions, added example.
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  r44530 | djowel | 2008-04-17 18:49:31 -0700 (Thu, 17 Apr 2008) | 1 line
  
  minor tweaks
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  r44531 | djowel | 2008-04-18 01:33:12 -0700 (Fri, 18 Apr 2008) | 1 line
  
  fixed include
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  r44532 | speedsnail | 2008-04-18 02:53:46 -0700 (Fri, 18 Apr 2008) | 1 line
  
  removed misspelled mimte-type property
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  r44533 | johnmaddock | 2008-04-18 03:03:46 -0700 (Fri, 18 Apr 2008) | 2 lines
  
  Removed command line options that screw up Intel on Darwin.
  Added warning suppression to code instead.
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  r44534 | johnmaddock | 2008-04-18 03:14:23 -0700 (Fri, 18 Apr 2008) | 1 line
  
  Update thread tests: allow thread creation to fail at runtime.
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  r44535 | johnmaddock | 2008-04-18 03:15:09 -0700 (Fri, 18 Apr 2008) | 1 line
  
  Apply BOOST_NO_ADL_BARRIER to more Sunpro versions.
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  r44537 | djowel | 2008-04-18 03:32:09 -0700 (Fri, 18 Apr 2008) | 1 line
  
  added actions test + bug fixes
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  r44538 | djowel | 2008-04-18 03:32:40 -0700 (Fri, 18 Apr 2008) | 1 line
  
  added actions test + bug fixes
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  r44539 | djowel | 2008-04-18 04:12:14 -0700 (Fri, 18 Apr 2008) | 1 line
  
  tweaks
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  r44540 | hkaiser | 2008-04-18 05:35:25 -0700 (Fri, 18 Apr 2008) | 1 line
  
  Spirit: changed end parser to be named eoi.
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  r44541 | hkaiser | 2008-04-18 06:52:47 -0700 (Fri, 18 Apr 2008) | 1 line
  
  Spirit.Lex: trying to fix some gcc issues.
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  r44547 | hkaiser | 2008-04-18 09:03:09 -0700 (Fri, 18 Apr 2008) | 1 line
  
  Spirit: Fixed a duplicate header include guard constant
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  r44551 | speedsnail | 2008-04-18 11:11:03 -0700 (Fri, 18 Apr 2008) | 2 lines
  
  relaxed test, ignoring case of drive letter.
  Thanks to Mat Marcus for the fix.
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  r44553 | djowel | 2008-04-18 13:05:59 -0700 (Fri, 18 Apr 2008) | 1 line
  
  removed unnecessary stuff
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  r44554 | djowel | 2008-04-18 13:23:21 -0700 (Fri, 18 Apr 2008) | 1 line
  
  added test for function reference; removed test for non-const ref attribute.
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  r44555 | djowel | 2008-04-18 13:23:49 -0700 (Fri, 18 Apr 2008) | 1 line
  
  disallow mutability of attribute in actions
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  r44556 | djowel | 2008-04-18 13:32:43 -0700 (Fri, 18 Apr 2008) | 1 line
  
  tweaks
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  r44557 | djowel | 2008-04-18 13:33:10 -0700 (Fri, 18 Apr 2008) | 1 line
  
  uncommenting failing code (a regression)
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  r44558 | djowel | 2008-04-18 14:03:53 -0700 (Fri, 18 Apr 2008) | 1 line
  
  fixed rule accepting any type of skipper but doing nothing
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  r44559 | djowel | 2008-04-18 14:04:15 -0700 (Fri, 18 Apr 2008) | 1 line
  
  fixed rule accepting any type of skipper but doing nothing
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  r44560 | djowel | 2008-04-18 14:09:11 -0700 (Fri, 18 Apr 2008) | 1 line
  
  fixed rule accepting any type of skipper but doing nothing
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  r44561 | djowel | 2008-04-18 16:41:48 -0700 (Fri, 18 Apr 2008) | 1 line
  
  put virtual_component_base outside detail namespace plus a few renames
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  r44562 | hkaiser | 2008-04-18 17:06:02 -0700 (Fri, 18 Apr 2008) | 1 line
  
  Spirit: Removed testing for compatibility of skipper and delimiter with the rule. Added some comments at the place where the compilation error occurs if skipper of delimiter are incompatible.
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svn path=/branches/proto/v4/boost/iostreams/; revision=44566
merged from trunk

svn path=/branches/proto/v4/libs/iostreams/; revision=45289
merged from trunk

svn path=/branches/proto/v4/libs/iostreams/; revision=45844
merged from trunk

svn path=/branches/proto/v4/libs/iostreams/; revision=45985
merged from trunk

svn path=/branches/proto/v4/boost/iostreams/; revision=46061
merged from trunk

svn path=/branches/proto/v4/libs/iostreams/; revision=47983
merged from trunk

svn path=/branches/proto/v4/libs/iostreams/; revision=49607