Removed doubles and typos from German 1k

I further updated the list after a hint (thanks to Fabi) and now there hopefully shouldn't be any problems anymore. 
I am sorry I have to do this so often, but... I'm a perfectionist...

static/languages/german_1k.json

@@ -178,7 +178,6 @@
     "machen",
     "lassen",
     "Als",
-    "Als",
     "Unternehmen",
     "andere",
     "ob",
@@ -783,7 +782,7 @@
     "DDR",
     "hohe",
     "Firmen",
-    "bzw",
+    "bzw.",
     "Koalition",
     "Mädchen",
     "Zur",
@@ -799,7 +798,7 @@
     "früheren",
     "dadurch",
     "ganzen",
-    "abend",
+    "abends",
     "erzählt",
     "Streit",
     "Vergangenheit",
@@ -882,7 +881,7 @@
     "heutigen",
     "Anteil",
     "Herr",
-    "Öffentlikeit",
+    "Öffentlichkeit",
     "Abend",
     "Selbst",
     "Liebe",
@@ -1001,7 +1000,6 @@
     "deutscher",
     "Worten",
     "Ihnen",
-    "zur Zeit",
     "voll"
   ]
 }