Add f2c compiler to slapsos

f2c is a compiler which compile Fortran code to C code

component/f2c/buildout.cfg

+[buildout]
+
+parts =
+  f2c
+
+[libf2c]
+recipe = slapos.recipe.cmmi
+url = https://www.netlib.org/f2c/libf2c.zip#${:md5sum}
+configure-command = true
+md5sum = e80fb30fa3717660db71b1bed65b88b7
+make-binary = make -f makefile.u
+make-targets = install LIBDIR=${:location}
+location = ${buildout:parts-directory}/${:_buildout_section_name_}
+
+[f2c]
+recipe = slapos.recipe.cmmi
+url = http://www.netlib.org/f2c/src.tgz#${:md5sum}
+md5sum = 7e97530d10ec5783e9d54c1a61eaeed7
+configure-command = true
+make-binary = make -f makefile.u
+make-targets =
+post-install = cp f2c ${:location}
+location = ${buildout:parts-directory}/${:_buildout_section_name_}
+environment = 
+  CPPFLAGS=-I${libf2c:location}/include
+  LDFLAGS=-L${libf2c:location}/lib
\ No newline at end of file