add dtach component

component/dtach/buildout.cfg

+[buildout]
+
+parts = dtach
+
+[dtach-build]
+recipe = slapos.recipe.cmmi
+version = 0.8
+url = http://freefr.dl.sourceforge.net/project/dtach/dtach/0.8/dtach-${:version}.tar.gz
+md5sum = ec5999f3b6bb67da19754fcb2e5221f3
+keep-compile-dir = true
+make-targets = 
+  
+[dtach]
+recipe = plone.recipe.command
+location = ${buildout:parts-directory}/${:_buildout_section_name_}
+dtach-bin = dtach
+command = 
+  mkdir -p ${:location}/bin
+  cp -rp ${dtach-build:compile-directory}/dtach-${dtach-build:version}/${:dtach-bin} ${:location}/bin
\ No newline at end of file