Update LICENSE.md

Author: martijnrondeel

LICENSE.md

@@ -1,7 +1,7 @@
 The 3-clause BSD license (Modified)
 ===================================
 
-Copyright © 2018, BitSensor B.V.
+Copyright © 2019, BitSensor B.V.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
@@ -14,9 +14,9 @@ modification, are permitted provided that the following conditions are met:
   * Neither the name of BitSensor, BitSensor B.V. nor the
     names of its contributors may be used to endorse or promote products
     derived from this software without specific prior written permission.
-    However, those names can be used when explicitely stating the use of
-    the ElastAlert Server Plugin (which can be rephrased as the Alerting
-    Plugin).
+    However, those names can be used when explicitly stating the use of
+    the 'ElastAlert Server Plugin' (which can be rephrased as the 'Alerting
+    Plugin').
 
 THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS" AND ANY
 EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED