Update README.md (#173)

README.md

@@ -1,6 +1,6 @@
-# CALDERA Plugin: Training
+# MITRE Caldera Plugin: Training
 
-The training plugin provides a certification course to become a CALDERA subject matter expert (SME)
+The training plugin provides a certification course to become a Caldera subject matter expert (SME)
 
 If you earn a code, send it to caldera at mitre dot org and we will validate it as proof of completion.
 
@@ -29,4 +29,4 @@ To fix issues automatically run the following (note: not all violations can be f
 > npm run lint -- --fix
 ```
 
-For information about rule violations, see the [eslint rules](https://eslint.org/docs/rules/) page.
+For information about rule violations, see the [eslint rules](https://eslint.org/docs/rules/) page.