Maps.MapBuilder::and does not return parameterized MapBuilder

[chtseac]

jjwt/api/src/main/java/io/jsonwebtoken/lang/Maps.java

Line 66 in 7090bf3

MapBuilder and(K key, V value);

Using and even once and the type parameters are erased and you have to put @SuppressWarnings("unchecked") on that line.

@SuppressWarnings("unchecked")
Map<String, String> myMap = Maps
    .<String, String>of("key1", "value1")  // MapBuilder<String, String>
    .and("key2", "value2")                 // MapBuilder
    .build();                              // Map

[lhazlewood]

cc @bdemers