adds feature that enables matching everything _except_ the given pattern

e.g. usefull if you want to forbid dependencies to a module, but not from within that module itself

... or forbid relations to siblings, but not to itself and all other modules not being siblings

doc/assets/sample-csv-output.csv

@@ -1,13 +1,13 @@
-"","test/fixtures/cjs/one_only_one.js","test/fixtures/cjs/one_only_two.js","test/fixtures/cjs/root_one.js","test/fixtures/cjs/root_two.js","test/fixtures/cjs/shared.js","test/fixtures/cjs/somedata.json","test/fixtures/cjs/sub/depindir.js","test/fixtures/cjs/sub/dir.js","test/fixtures/cjs/two_only_one.js","fs","http","path",""
-"test/fixtures/cjs/one_only_one.js","false","false","false","false","false","false","false","false","false","false","false","true",""
-"test/fixtures/cjs/one_only_two.js","false","false","false","false","false","false","false","false","false","false","false","true",""
-"test/fixtures/cjs/root_one.js","true","true","false","false","true","false","false","error","false","true","false","false",""
-"test/fixtures/cjs/root_two.js","false","false","false","false","true","true","false","false","true","false","true","false",""
-"test/fixtures/cjs/shared.js","false","false","false","false","false","false","false","false","false","false","false","true",""
-"test/fixtures/cjs/somedata.json","false","false","false","false","false","false","false","false","false","false","false","false",""
-"test/fixtures/cjs/sub/depindir.js","false","false","false","false","false","false","false","false","false","false","false","true",""
-"test/fixtures/cjs/sub/dir.js","false","false","false","false","false","false","error","false","false","false","false","true",""
-"test/fixtures/cjs/two_only_one.js","false","false","false","false","false","false","false","error","false","false","false","false",""
-"fs","false","false","false","false","false","false","false","false","false","false","false","false",""
-"http","false","false","false","false","false","false","false","false","false","false","false","false",""
-"path","false","false","false","false","false","false","false","false","false","false","false","false",""
+,test/fixtures/cjs/one_only_one.js,test/fixtures/cjs/one_only_two.js,test/fixtures/cjs/root_one.js,test/fixtures/cjs/root_two.js,test/fixtures/cjs/shared.js,test/fixtures/cjs/somedata.json,test/fixtures/cjs/sub/depindir.js,test/fixtures/cjs/sub/dir.js,test/fixtures/cjs/two_only_one.js,fs,http,path
+test/fixtures/cjs/one_only_one.js,false,false,false,false,false,false,false,false,false,false,false,true
+test/fixtures/cjs/one_only_two.js,false,false,false,false,false,false,false,false,false,false,false,true
+test/fixtures/cjs/root_one.js,true,true,false,false,true,false,false,error,false,true,false,false
+test/fixtures/cjs/root_two.js,false,false,false,false,true,true,false,false,true,false,true,false
+test/fixtures/cjs/shared.js,false,false,false,false,false,false,false,false,false,false,false,true
+test/fixtures/cjs/somedata.json,false,false,false,false,false,false,false,false,false,false,false,false
+test/fixtures/cjs/sub/depindir.js,false,false,false,false,false,false,false,false,false,false,false,true
+test/fixtures/cjs/sub/dir.js,false,false,false,false,false,false,true,false,false,false,false,true
+test/fixtures/cjs/two_only_one.js,false,false,false,false,false,false,false,error,false,false,false,false
+fs,false,false,false,false,false,false,false,false,false,false,false,false
+http,false,false,false,false,false,false,false,false,false,false,false,false
+path,false,false,false,false,false,false,false,false,false,false,false,false

doc/assets/sample-err-output.txt

@@ -1,6 +1,6 @@
 
     error sub-not-allowed: test/fixtures/cjs/root_one.js => test/fixtures/cjs/sub/dir.js
-    error sub-not-allowed: test/fixtures/cjs/sub/dir.js => test/fixtures/cjs/sub/depindir.js
     error sub-not-allowed: test/fixtures/cjs/two_only_one.js => test/fixtures/cjs/sub/dir.js
 
-  3 violations found
+  2 violations found
+

doc/assets/sample-html-output.html

@@ -93,6 +93,10 @@
         color: grey;
         font-style: italic;
     }
+    .cell-unresolvable-module {
+        color: red;
+        font-style: italic;
+    }
     .cell-true {
         background-color: black;
         opacity: 0.5;
@@ -105,11 +109,11 @@
         background-color: red;
         opacity: 0.5;
     }
-    .cell-warning {
+    .cell-warn {
         background-color: orange;
         opacity: 0.5;
     }
-    .cell-information {
+    .cell-info {
         background-color: blue;
         opacity: 0.5;
     }
@@ -177,8 +181,7 @@
         </tr>
         <tr>
             <td class="first-cell">test/fixtures/cjs/sub/dir.js</td>
-            <td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-error" title="sub-not-allowed:
-test/fixtures/cjs/sub/dir.js ->
+            <td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-true" title="test/fixtures/cjs/sub/dir.js ->
 test/fixtures/cjs/sub/depindir.js"></td><td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-false"></td><td class="cell cell-true" title="test/fixtures/cjs/sub/dir.js ->
 path"></td>
             <td class="first-cell">test/fixtures/cjs/sub/dir.js</td>