Add copyright notices for pr h2non#21

Author: juliannguyen4

NOTICE

@@ -0,0 +1,5 @@
+Files modified by dlacher to support predicate logic (https://github.com/h2non/jsonpath-ng/pull/21):
+- jsonpath_ng/ext/filter.py
+- jsonpath_ng/ext/iterable.py
+- jsonpath_ng/ext/parser.py
+- tests/test_jsonpath_rw_ext.py

jsonpath_ng/ext/filter.py

@@ -10,6 +10,10 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
+#
+# NOTICE:
+# modified by dlacher to support predicate logic: https://github.com/h2non/jsonpath-ng/pull/21
+#
 
 import operator
 import re

jsonpath_ng/ext/iterable.py

@@ -10,6 +10,10 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
+#
+# NOTICE:
+# modified by dlacher to support predicate logic: https://github.com/h2non/jsonpath-ng/pull/21
+#
 
 import functools
 from .. import This, DatumInContext, JSONPath

jsonpath_ng/ext/parser.py

@@ -10,6 +10,8 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
+#
+# modified by dlacher to support predicate logic: https://github.com/h2non/jsonpath-ng/pull/21
 
 from .. import lexer
 from .. import parser

tests/test_jsonpath_rw_ext.py

@@ -11,6 +11,8 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
+#
+# modified by dlacher to support predicate logic: https://github.com/h2non/jsonpath-ng/pull/21
 
 """
 test_jsonpath_ng_ext