Merge pull request #416 from juewe/enhance-content-encoding-detection

Update ContentTransferEncoding.java to support encoders' names with different casing

Author: bbottema

modules/core-module/src/main/java/org/simplejavamail/api/email/ContentTransferEncoding.java

@@ -32,7 +32,7 @@ public enum ContentTransferEncoding {
 
 	public static ContentTransferEncoding byEncoder(@NotNull final String encoder) {
 		return Arrays.stream(values())
-				.filter(c -> c.encoder.equals(encoder))
+				.filter(c -> c.encoder.equalsIgnoreCase(encoder))
 				.findFirst()
 				.orElseThrow(() -> new IllegalArgumentException("unknown content transfer encoder: " + encoder));
 	}
@@ -41,4 +41,4 @@ public static ContentTransferEncoding byEncoder(@NotNull final String encoder) {
 	public String toString() {
 		return encoder;
 	}
-}
+}