Revert "require chardet"

This reverts commit 0b5f8bf143e76be7ac989e8c8ec6e4a7dc08a78a.

Chardet takes prohibitively long on large blobs (such as attachments).
It will be replaced by functions from the email module in subsequent
commits.

1 files changed, 1 insertions, 2 deletions

diff --git a/setup.py b/setup.py
index 538c1a0b..1909fee0 100755
--- a/setup.py
+++ b/setup.py
@@ -50,8 +50,7 @@ setup(
         'twisted>=10.2.0',
         'python-magic',
         'configobj>=4.7.0',
-        'gpg',
-        'chardet',
+        'gpg'
     ],
     tests_require=[
         'mock',