minor fix

DependencyFix.sh

@@ -2,3 +2,4 @@ sed -i '/^Project.*"Skeleton".*/d' ./SkeletonTest.sln
 sed -i '/^EndProject$/d' ./SkeletonTest.sln
 sed -i '/^Project.*/aEndProject' ./SkeletonTest.sln
 
+sed -i '/.*ProjectReference.*Skeleton.csproj.*/d' ./SkeletonTest.csproj

nuget_update.py

@@ -1,5 +1,4 @@
 import requests
-import re
 r = requests.get('http://127.0.0.1:3000/api/packages/hzhang/nuget/query')
 res = r.text
 d = eval(res)
@@ -11,4 +10,5 @@ for x in d['data']:
 w = open('SkeletonTest.csproj', 'r').read()
 s = w.split('<ItemGroup>')
 w = s[0] + '<ItemGroup>\n<PackageReference Include="Skeleton" Version="'+version+'"/>' + s[1]
-
+with open('SkeletonTest.csproj', 'w') as f:
+    f.write(w)