Update vendor.txt and update certifi

Signed-off-by: Dan Ryan <dan@danryan.co>

pipenv/vendor/certifi/__init__.py

@@ -1,3 +1,3 @@
 from .core import where, old_where
 
-__version__ = "2018.08.13"
+__version__ = "2018.08.24"

pipenv/vendor/certifi/cacert.pem

@@ -4275,3 +4275,26 @@ JJUEeKgDu+6B5dpffItKoZB0JaezPkvILFa9x8jvOOJckvB595yEunQtYQEgfn7R
 8k8HWV+LLUNS60YMlOH1Zkd5d9VUWx+tJDfLRVpOoERIyNiwmcUVhAn21klJwGW4
 5hpxbqCo8YLoRT5s1gLXCmeDBVrJpBA=
 -----END CERTIFICATE-----
+
+# Issuer: CN=OISTE WISeKey Global Root GC CA O=WISeKey OU=OISTE Foundation Endorsed
+# Subject: CN=OISTE WISeKey Global Root GC CA O=WISeKey OU=OISTE Foundation Endorsed
+# Label: "OISTE WISeKey Global Root GC CA"
+# Serial: 44084345621038548146064804565436152554
+# MD5 Fingerprint: a9:d6:b9:2d:2f:93:64:f8:a5:69:ca:91:e9:68:07:23
+# SHA1 Fingerprint: e0:11:84:5e:34:de:be:88:81:b9:9c:f6:16:26:d1:96:1f:c3:b9:31
+# SHA256 Fingerprint: 85:60:f9:1c:36:24:da:ba:95:70:b5:fe:a0:db:e3:6f:f1:1a:83:23:be:94:86:85:4f:b3:f3:4a:55:71:19:8d
+-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

pipenv/vendor/vendor.txt

@@ -26,14 +26,15 @@ requests==2.19.1
     chardet==3.0.4
     idna==2.7
     urllib3==1.23
-    certifi==2018.8.13
+    certifi==2018.8.24
 requirementslib==1.1.2
     attrs==18.1.0
     distlib==0.2.7
     packaging==17.1
     pyparsing==2.2.0
     pytoml==0.1.18
-    requirements-parser==0.2.0
+    plette==0.1.1
+        tomlkit==0.4.2
 shellingham==1.2.4
 six==1.11.0
 semver==2.8.1
@@ -42,5 +43,5 @@ toml==0.9.4
 cached-property==1.4.3
 vistir==0.1.4
 pip-shims==0.1.2
+    modutil==2.0.0
 ptyprocess==0.6.0
-enum34==1.1.6