add makefile to ease the build process
add makefile to ease the build process

sergeche/libxmljs,hildjj/libxmljs,libxmljs/libxmljs,rchipka/libxmljs,gagern/libxmljs,Konsus/libxml,hildjj/libxmljs,polotek/libxmljs,isaacs/libxmljs,isaacs/libxmljs,rchipka/libxmljs,rc0x03/libxmljs,hildjj/libxmljs,Konsus/libxml,rc0x03/libxmljs,libxmljs/libxmljs,CodeFridge/libxmljs_mem,isaacs/libxmljs,improvisio-software/libxmljs,Visya/libxmljs,improvisio-software/libxmljs,polotek/libxmljs,sergeche/libxmljs,polotek/libxmljs,apeace/libxmljs,gagern/libxmljs,libxmljs/libxmljs,rchipka/libxmljs,Visya/libxmljs,sergeche/libxmljs,isaacs/libxmljs,gagern/libxmljs,Konsus/libxml,Visya/libxmljs,CodeFridge/libxmljs_mem,apeace/libxmljs,improvisio-software/libxmljs,rc0x03/libxmljs,CodeFridge/libxmljs_mem