Update license wording to match edgcpp/compiler (#15)

See: edgcpp/compiler@ab57e54

Author: mborland

LICENSE.txt

@@ -1,5 +1,6 @@
 ==============================================================================
-The LLVM Project is under the Apache License v2.0 with LLVM Exceptions:
+The EDG Compiler Project is under the Apache License v2.0 with
+LLVM Exceptions:
 ==============================================================================
 
                                  Apache License
@@ -222,11 +223,11 @@ the License, but only in their entirety and only with respect to the Combined
 Software.
 
 ==============================================================================
-Software from third parties included in the LLVM Project:
+Software from third parties included in the EDG Compiler Project:
 ==============================================================================
-The LLVM Project contains third party software which is under different license
-terms. All such code will be identified clearly using at least one of two
-mechanisms:
+The EDG Compiler Project contains third party software which is under different
+license terms. All such code will be identified clearly using at least one of
+two mechanisms:
 1) It will be in a separate directory tree with its own `LICENSE.txt` or
    `LICENSE` file at the top containing the specific license and restrictions
    which apply to that software, or