Swap detection order of sysv-redhat and sysv-lsb

/lib/lsb/init-functions exists on Redhat system, but
/etc/init.d/functions does not on Debian-based systems, so
this should work better out-of-the-box.

Fixes #7

CMakeLists.txt

     if(IS_DIRECTORY "${SYSCONF_DIR}/init" AND EXISTS "/lib/init/upstart-job")
         message(STATUS "Detected init flavor: upstart")
         set(INIT_FLAVOR "upstart" CACHE STRING "Init daemon of this system")
-    elseif(IS_DIRECTORY "${SYSCONF_DIR}/init.d" AND EXISTS "/lib/lsb/init-functions")
-        message(STATUS "Detected init flavor: sysv-lsb")
-        set(INIT_FLAVOR "sysv-lsb" CACHE STRING "Init daemon of this system")
     elseif(IS_DIRECTORY "${SYSCONF_DIR}/init.d" AND EXISTS "${SYSCONF_DIR}/init.d/functions")
         message(STATUS "Detected init flavor: sysv-redhat")
         set(INIT_FLAVOR "sysv-redhat" CACHE STRING "Init daemon of this system")
+    elseif(IS_DIRECTORY "${SYSCONF_DIR}/init.d" AND EXISTS "/lib/lsb/init-functions")
+        message(STATUS "Detected init flavor: sysv-lsb")
+        set(INIT_FLAVOR "sysv-lsb" CACHE STRING "Init daemon of this system")
     else()
         message(STATUS "Detected init flavor: none")
         message(STATUS "System startup files will not be installed")