make FindRuby work on Windows e.g. with ruby 1.9.1 (version string was constructed wrong)

Alex

Modules/FindRuby.cmake

@@ -152,6 +152,7 @@ ENDIF(NOT RUBY_VERSION_MAJOR)
 SET(RUBY_VERSION "${RUBY_VERSION_MAJOR}.${RUBY_VERSION_MINOR}.${RUBY_VERSION_PATCH}")
 SET(_RUBY_VERSION_SHORT "${RUBY_VERSION_MAJOR}.${RUBY_VERSION_MINOR}")
 SET(_RUBY_VERSION_SHORT_NODOT "${RUBY_VERSION_MAJOR}${RUBY_VERSION_MINOR}")
+SET(_RUBY_NODOT_VERSION "${RUBY_VERSION_MAJOR}${RUBY_VERSION_MINOR}${RUBY_VERSION_PATCH}")
 
 # Now we know which version we found
 IF(Ruby_FIND_VERSION)
@@ -214,10 +215,10 @@ IF(WIN32)
    ENDIF( MSVC90 )
 
    LIST(APPEND _RUBY_POSSIBLE_LIB_NAMES
-               "msvcr${_RUBY_MSVC_RUNTIME}-ruby${RUBY_NODOT_VERSION}"
-               "msvcr${_RUBY_MSVC_RUNTIME}-ruby${RUBY_NODOT_VERSION}-static" 
-               "msvcrt-ruby${RUBY_NODOT_VERSION}"
-               "msvcrt-ruby${RUBY_NODOT_VERSION}-static" )
+               "msvcr${_RUBY_MSVC_RUNTIME}-ruby${_RUBY_NODOT_VERSION}"
+               "msvcr${_RUBY_MSVC_RUNTIME}-ruby${_RUBY_NODOT_VERSION}-static" 
+               "msvcrt-ruby${_RUBY_NODOT_VERSION}"
+               "msvcrt-ruby${_RUBY_NODOT_VERSION}-static" )
 ENDIF(WIN32)
 
 FIND_LIBRARY(RUBY_LIBRARY NAMES ${_RUBY_POSSIBLE_LIB_NAMES} HINTS ${RUBY_POSSIBLE_LIB_DIR} )