Merge remote-tracking branch 'kristi/master'
diff --git a/jinja2/ext.py b/jinja2/ext.py
index 651ee98..639f159 100644
--- a/jinja2/ext.py
+++ b/jinja2/ext.py
@@ -11,7 +11,11 @@
     :license: BSD.
 """
 from jinja2 import nodes
-from jinja2.defaults import *
+from jinja2.defaults import BLOCK_START_STRING, \
+     BLOCK_END_STRING, VARIABLE_START_STRING, VARIABLE_END_STRING, \
+     COMMENT_START_STRING, COMMENT_END_STRING, LINE_STATEMENT_PREFIX, \
+     LINE_COMMENT_PREFIX, TRIM_BLOCKS, NEWLINE_SEQUENCE, \
+     KEEP_TRAILING_NEWLINE, LSTRIP_BLOCKS
 from jinja2.environment import Environment
 from jinja2.runtime import concat
 from jinja2.exceptions import TemplateAssertionError, TemplateSyntaxError
@@ -589,6 +593,7 @@
         options.get('line_statement_prefix') or LINE_STATEMENT_PREFIX,
         options.get('line_comment_prefix') or LINE_COMMENT_PREFIX,
         getbool(options, 'trim_blocks', TRIM_BLOCKS),
+        getbool(options, 'lstrip_blocks', LSTRIP_BLOCKS),
         NEWLINE_SEQUENCE,
         getbool(options, 'keep_trailing_newline', KEEP_TRAILING_NEWLINE),
         frozenset(extensions),