Initial code.

tox.ini

@@ -13,7 +13,7 @@ toxworkdir=build/
 envlist=
         {py27,py33,py34,py35}-{tests,nomodules,coverage}-posix
         py27-{tests,nomodules,coverage}-windows,
-        pyflakes,twistedchecker,apidocs,narrativedocs,topfile
+        pyflakes,twistedchecker,apidocs,narrativedocs,topfile,manifest-checker
 
 [testenv]
 changedir={envtmpdir}
@@ -43,6 +43,7 @@ deps =
      ; Code quality checkers
      pyflakes: pyflakes
      {twistedchecker,txchecker}: twistedchecker>=0.6.0
+     manifest-checker: check-manifest
 
      ; Documentation
      apidocs: pydoctor
@@ -94,6 +95,8 @@ commands =
 
     topfile: python {toxinidir}/bin/admin/check-topfile "{toxinidir}"
 
+    manifest-checker: check-manifest --ignore "docs/historic/*,admin*,bin/admin*,twisted/topfiles/*.Old"
+
 [testenv:twistedchecker]
 basepython=python2.7
 changedir={toxinidir}
@@ -105,6 +108,9 @@ basepython=python2.7
 [testenv:topfile]
 basepython=python2.7
 changedir={toxinidir}
+[testenv:manifest-checker]
+basepython=python2.7
+changedir={toxinidir}
 
 [tox:travis]
 ; This section is used by tox-travis
@@ -112,7 +118,7 @@ changedir={toxinidir}
 ;
 ; Each coverage run is followed by `codecov-publish` so that reports are
 ; published even on failures.
-2.7 = py27-coverage-posix,codecov-publish,py27-nomodules-posix,topfile,narrativedocs,pyflakes,txchecker-travis
+2.7 = py27-coverage-posix,codecov-publish,py27-nomodules-posix,topfile,narrativedocs,pyflakes,txchecker-travis,manifest-checker
 3.3 = py33-coverage-posix,codecov-publish
 3.4 = py34-coverage-posix,codecov-publish
 3.5 = py35-coverage-posix,codecov-publish