add guidance on major number from

Sergey Vlasov <vsu@altlinux.ru>
      Advance minor number to 1 (3.0.1)


git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@2163 7894878c-1315-0410-8ee3-d5d059ff63e0

lib/Module.mk

@@ -28,8 +28,12 @@ LIBMAN5DIR := $(MANDIR)/man5
 LIBMAN5FILES := $(MODULE_DIR)/sensors.conf.5
 
 # The main and minor version of the library
+# The library soname (major number) must be changed if and only if the interface is
+# changed in a backward incompatible way.  The interface is defined by
+# the public header files - in this case they are error.h, sensors.h,
+# chips.h.
 LIBMAINVER := 3
-LIBMINORVER := 0.0
+LIBMINORVER := 0.1
 LIBVER := $(LIBMAINVER).$(LIBMINORVER)
 
 # The static lib name, the shared lib name, and the internal ('so') name of