Fix SSL verification not being possible to enable

Fixes #9

CHANGELOG.md

@@ -6,6 +6,7 @@
   all state, as it now requires a state key. For retrieving full room state,
   `#get_room_state_all` is now the method to use.
 - Changes some advanced parameters to named parameters, ensure your code is updated if it makes use of them
+- Fixes SSL verification to actually verify certs (#9)
 
 - Adds multiple CS API endpoints
 - Adds `:room_id` key to all room events

lib/matrix_sdk/api.rb

@@ -335,7 +335,7 @@ module MatrixSdk
       @http.open_timeout = open_timeout
       @http.read_timeout = read_timeout
       @http.use_ssl = homeserver.scheme == 'https'
-      @http.verify_mode = validate_certificate ? ::OpenSSL::SSL::VERIFY_NONE : nil
+      @http.verify_mode = validate_certificate ? ::OpenSSL::SSL::VERIFY_PEER : ::OpenSSL::SSL::VERIFY_NONE
       @http.start
       @http
     end