Fix spelling errors found by lintian

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

README.md

@@ -32,7 +32,7 @@ it does not have the same footprint and overhead.
 Supported features:
 
 * SNMP version 1 and 2c
-* Community string authentication when using 2c or explicitely configured
+* Community string authentication when using 2c or explicitly configured
 * Read-only access (writing is not supported)
 * Includes basic system info like CPU load, memory, disk and network interfaces
 * Does not need a configuration file, but one is supported

debian/control

@@ -26,7 +26,7 @@ Description: Small SNMP daemon
  Supported features:
  .
    * SNMP version 1 and 2c
-   * Community string authentication when using 2c or explicitely configured
+   * Community string authentication when using 2c or explicitly configured
    * Read-only access (writing is not supported)
    * Basic system info like CPU load, memory, disk and network interfaces
    * Does not need a configuration file, but one is supported

mini-snmpd.8

@@ -57,7 +57,7 @@ Use IPv6
 Require client authentication, thus SNMP version 2c, default is off.
 .It Fl c, Fl -community Ar STR
 SNMP version 2c authentication, or community, string, default is
-"public".  Remeber to also enable
+"public".  Remember to also enable
 .Fl -auth
 to activate authentication.
 .It Fl C, Fl -contact Ar NAME
@@ -94,7 +94,7 @@ Use syslog for logging, even if running in the foreground.
 .It Fl t, Fl -timeout Ar SEC
 Timeout for updating the MIB variables, default is 1 second.
 .It Fl u, -drop-privs Ar USER
-Drop priviliges after opening sockets to
+Drop privileges after opening sockets to
 .Ar USER ,
 default: no.
 .It Fl v, Fl -version

mini-snmpd.c

@@ -65,7 +65,7 @@ static int usage(int rc)
 	       "  -P, --tcp-port PORT    TCP port to bind to, default: 161\n"
 	       "  -s, --syslog           Use syslog for logging, even if running in the foreground\n"
 	       "  -t, --timeout SEC      Timeout for MIB updates, default: 1 second\n"
-	       "  -u, --drop-privs USER  Drop priviliges after opening sockets to USER, default: no\n"
+	       "  -u, --drop-privs USER  Drop privileges after opening sockets to USER, default: no\n"
 	       "  -v, --version          Show program version and exit\n"
 	       "  -V, --vendor OID       System vendor, default: none\n"
 	       "\n", g_prognm