Tolerate argc being zero.

Patch from C. K. Jester-Young.

svn path=/trunk/boost/program_options/; revision=43207
Replaced all occurrences of non-ASCII copyright symbol with '(c)' for people using non-ASCII code pages

svn path=/trunk/boost/program_options/; revision=43992
Add mime-type and eol-style properties as needed

svn path=/trunk/libs/program_options/; revision=46445
Continuing merge of CMake build system files into trunk with the encouragement of Doug Gregor

svn path=/trunk/libs/program_options/; revision=49510
Updating CMake files to latest trunk. Added dependency information for regression tests and a few new macros for internal use.

svn path=/trunk/libs/program_options/; revision=49627
Avoid a couple of gcc warnings.

svn path=/trunk/libs/program_options/; revision=50214
Revert a change I accidentally checked in.

svn path=/trunk/libs/program_options/; revision=50219
Add PDF generation options to fix external links to point to the web site.
Added a few more Boostbook based libs that were missed first time around.
Fixed PDF naming issues.

svn path=/trunk/libs/program_options/; revision=51284
Make sure _MSC_VER is defined before checking its value.

svn path=/trunk/boost/program_options.hpp; revision=51639
When processing value multitoken options, don't eat futher options.
Fixes #469.

svn path=/branches/release/libs/program_options/; revision=52154
Merge from release:
When processing value multitoken options, don't eat futher options. 
Fixes #469. 

svn path=/trunk/libs/program_options/; revision=52210
Merge from trunk

svn path=/branches/release/libs/program_options/; revision=52211
Fix warnings

svn path=/branches/release/libs/program_options/; revision=52439
Prevent multitoken options from eating tokens after '--' separator.

Thanks to Gevorg Voskanyan for the bug report and the testcase.

svn path=/branches/release/libs/program_options/; revision=52440
Sync trunk&release branches

svn path=/trunk/libs/program_options/; revision=52441
Fix CMake test builds for ProgramOptions and Units libraries.

svn path=/branches/release/libs/program_options/; revision=52843
Fix CMake build of Program Options DLL tests

svn path=/branches/release/libs/program_options/; revision=52847
Merge cmake files release -> trunk.

svn path=/trunk/libs/program_options/; revision=52866
Fixed most tab and min/max issues from trunk inspection report

svn path=/trunk/boost/program_options/; revision=53141
Fixed almost all tab and min/max issues found by inspect tool

svn path=/branches/release/boost/program_options/; revision=53142