create package: Syntax.RubyStyle

notew
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Ruby-style syntax is not available at the top lavel.
Merge pull request #355 from tetsurom/RubyStyle

create package: Syntax.RubyStyle
modifying TokenizeNumber
refactoring token.h
indent parser
bugs fixed at TokenizeNumber
rename dshell package to Syntax.ShellStyle
enable Syntax.ShellStyle package (need sh prefix to exec shell command)
add some APIs into Syntax package
Merge pull request #356 from wakamori/fix_dshell

rename dshell package to Syntax.ShellStyle
bugs fixed at multiline indent
adding ReplaceToken
moving Syntax.Increment to moving GoStyleIncrement.c
bugs fixed at GoStyleIncrement
modulizing MiniKonoha.Syntax..
merging conflict code
replacing kNameSpace_AddSyntaxPattern with kSyntax_AddPattern