fixed a type in README, and patched config.mk

README

@@ -13,7 +13,7 @@ Installation
 Edit config.mk to match your local setup (dwm is installed into
 the /usr/local namespace by default).
 
-Afterwards enter the following command to build and install dwm (if
+Afterwards enter the following commands to build and install dwm (if
 necessary as root):
 
     cp config.default.h config.h

config.mk

@@ -1,5 +1,5 @@
 # dwm version
-VERSION = 0.6
+VERSION = 0.7
 
 # Customize below to fit your system