component/logrotate: version up 3.11.0 to avoid strange 'bad compress path' errors.

also install logrotate binary under ${logrotate:location}/sbin instead
of ${logrotate:location}/usr/sbin, still keeping the backward compatibility.

component/logrotate/buildout.cfg

@@ -2,17 +2,17 @@
 extends =
   ../patch/buildout.cfg
   ../popt/buildout.cfg
+  ../xz-utils/buildout.cfg
 parts = logrotate
 
 [logrotate]
 recipe = slapos.recipe.cmmi
-url = https://fedorahosted.org/releases/l/o/logrotate/logrotate-3.7.9.tar.gz
-md5sum = eeba9dbca62a9210236f4b83195e4ea5
-patch-options = -p1
-patches =
-  ${:_profile_base_location_}/logrotate-3.7.9-O_CLOEXEC.optional.patch#6beac248c978b767d4bccc1b7eebe6bd
-configure-command = true
-make-options = PREFIX=${buildout:parts-directory}/${:_buildout_section_name_} 
+url = https://github.com/logrotate/logrotate/releases/download/3.11.0/logrotate-3.11.0.tar.xz
+md5sum = 3a9280e4caeb837427a2d54518fbcdac
+# BBB this is only for backward-compatibility.
+post-install =
+  ln -s . ${buildout:parts-directory}/${:_buildout_section_name_}/usr
 environment =
-  PATH=${patch:location}/bin:%(PATH)s
-  POPT_DIR=${popt:location}/include -L${popt:location}/lib -Wl,-rpath=${popt:location}/lib
+  PATH=${xz-utils:location}/bin:%(PATH)s
+  CPPFLAGS=-I${popt:location}/include
+  LDFLAGS=-L${popt:location}/lib -Wl,-rpath=${popt:location}/lib