### Example
let unreachableProxy = "http://127.0.0.1:8888"
try:
  let client = newHttpClient(proxy=newProxy(unreachableProxy), timeout=1)
  var res = client.getContent("https://github.com")
  echo res
except:
  echo "Timed out"

Current Output

timeout variable is ignored, program stuck until default socket timeout will happen

Expected Output

Timed out a

Python 3.x uses _call_with_frames_removed to remove internal frames from tracebacks. I tried it in #1687, but couldn't get it to work; might be due to this Python issue.
Regardless, it would be good to remove those frames somehow.

Rubberduck version information

Version 2.5.0.5524
OS: Microsoft Windows NT 10.0.18362.0, x64
Host Product: Microsoft Office 2016 x64
Host Version: 16.0.5026.1000
Host Executable: EXCEL.EXE

Description
When pressing the tab key after preforming a search in Add/Remove references a "Null Reference" error occurs. Pressing tab in other locations will also cause this error. Also, when

As we're unlikely to ever return to Travis CI, references to Travis are confusing, e.g. the directory containing the CI scripts being called chore/travis and the .travis.yml config file being present. We should remove anything that is no longer necessary, and rename everything else appropriately.

In the process of removing the Travis CI traces, we should also ensure that we've migrated all