Update minimum version for cryptography package required

(cherry picked from commit e1774cb6f90416c7cbbe7b50323d3154dba7de21)

diff --git a/requirements.txt b/requirements.txt
index 70511959753cddc335b73210f5cf062316bee338..14038d8c85171b36954346341a28499f9b68df11 100644 (file)
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,4 +7,4 @@ setuptools
 #
 pyserial>=3.0
 future>=0.15.2
-cryptography
+cryptography>=2.1.4