Always add dependencies of a package, even if the strictness is 3

This removes errors like

AssertionError: paramiko-1.14.0-py34_0.tar.bz2 MatchSpec('pycrypto 2.6.1')

and fixes conda/conda-build#205.

conda/resolve.py

@@ -296,8 +296,7 @@ def add_dependents(fn1, max_only=False):
                         continue
                     res[pkg2.fn] = pkg2
                     try:
-                        if ms.strictness < 3:
-                            add_dependents(pkg2.fn, max_only=max_only)
+                        add_dependents(pkg2.fn, max_only=max_only)
                     except NoPackagesFound as e:
                         for pkg in e.pkgs:
                             if pkg not in notfound:

tests/test_resolve.py

@@ -1143,3 +1143,32 @@ def test_no_features():
             'tk-8.5.13-0.tar.bz2',
             'zlib-1.2.7-0.tar.bz2',
             ]][0]
+
+def test_mixed_strictness():
+    # Don't behave differently for strictness == 3 in the dependencies
+    index2 = index.copy()
+    index2['package1-1.0-0.tar.bz2'] = {
+        'build': '0',
+        'build_number': 0,
+        'depends': ['pandas 0.11.0 np17py33_1', 'python 3.3*', 'numpy 1.7*'],
+        'name': 'package1',
+        'version': '1.0',
+    }
+    r = Resolve(index2)
+
+    assert r.solve2(['package1'], set()) == [
+        'dateutil-2.1-py33_1.tar.bz2',
+        'numpy-1.7.1-py33_0.tar.bz2',
+        'openssl-1.0.1c-0.tar.bz2',
+        'package1-1.0-0.tar.bz2',
+        'pandas-0.11.0-np17py33_1.tar.bz2',
+        'python-3.3.2-0.tar.bz2',
+        'pytz-2013b-py33_0.tar.bz2',
+        'readline-6.2-0.tar.bz2',
+        'scipy-0.12.0-np17py33_0.tar.bz2',
+        'six-1.3.0-py33_0.tar.bz2',
+        'sqlite-3.7.13-0.tar.bz2',
+        'system-5.8-1.tar.bz2',
+        'tk-8.5.13-0.tar.bz2',
+        'zlib-1.2.7-0.tar.bz2',
+    ]