Change setsebool syntax to be consistent with other init built-ins.

Change setsebool syntax from name=value to name value.
This is to make it consistent with setprop and similar commands.
Update both the init built-in command and the toolbox command
for consistency.

Change-Id: I2c8e016ba26731c4a2ad4a49ae3b89362bf8f8a8
Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>
diff --git a/init/readme.txt b/init/readme.txt
index 9cc291c..7a5997d 100644
--- a/init/readme.txt
+++ b/init/readme.txt
@@ -213,7 +213,7 @@
 setrlimit <resource> <cur> <max>
    Set the rlimit for a resource.
 
-setsebool <name>=<value>
+setsebool <name> <value>
    Set SELinux boolean <name> to <value>.
    <value> may be 1|true|on or 0|false|off