Disable some stuff LO does not need, especially stuff with external dependencies

diff -ru python3.orig/PCbuild/pcbuild.sln python3/PCbuild/pcbuild.sln
--- python3.orig/PCbuild/pcbuild.sln	2017-08-10 00:04:44.359879894 +0200
+++ python3/PCbuild/pcbuild.sln	2017-08-10 00:13:51.179873748 +0200
@@ -12,8 +12,6 @@
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "pythoncore", "pythoncore.vcxproj", "{CF7AC3D1-E2DF-41D2-BEA6-1E2556CDEA26}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "pythonw", "pythonw.vcxproj", "{F4229CC3-873C-49AE-9729-DD308ED4CD4A}"
-EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "winsound", "winsound.vcxproj", "{28B5D777-DDF2-4B6B-B34F-31D938813856}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "_decimal", "_decimal.vcxproj", "{0E9791DB-593A-465F-98BC-681011311617}"
@@ -28,32 +26,18 @@
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "_socket", "_socket.vcxproj", "{86937F53-C189-40EF-8CE8-8759D8E7D480}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "_sqlite3", "_sqlite3.vcxproj", "{13CECB97-4119-4316-9D42-8534019A5A44}"
-EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "_ssl", "_ssl.vcxproj", "{C6E20F84-3247-4AD6-B051-B073268F73BA}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "_testcapi", "_testcapi.vcxproj", "{6901D91C-6E48-4BB7-9FEC-700C8131DF1D}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "_testimportmultiple", "_testimportmultiple.vcxproj", "{36D0C52C-DF4E-45D0-8BC7-E294C3ABC781}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "_tkinter", "_tkinter.vcxproj", "{4946ECAC-2E69-4BF8-A90A-F5136F5094DF}"
-EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "_bz2", "_bz2.vcxproj", "{73FCD2BD-F133-46B7-8EC1-144CD82A59D5}"
-EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "select", "select.vcxproj", "{18CAE28C-B454-46C1-87A0-493D91D97F03}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "_lzma", "_lzma.vcxproj", "{F9D71780-F393-11E0-BE50-0800200C9A66}"
-EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "unicodedata", "unicodedata.vcxproj", "{ECC7CEAC-A5E5-458E-BB9E-2413CC847881}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "pyexpat", "pyexpat.vcxproj", "{D06B6426-4762-44CC-8BAD-D79052507F2F}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "bdist_wininst", "..\PC\bdist_wininst\bdist_wininst.vcxproj", "{EB1C19C1-1F18-421E-9735-CAEE69DC6A3C}"
-EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "_hashlib", "_hashlib.vcxproj", "{447F05A8-F581-4CAC-A466-5AC7936E207E}"
-EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "sqlite3", "sqlite3.vcxproj", "{A1A295E5-463C-437F-81CA-1F32367685DA}"
-EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "_multiprocessing", "_multiprocessing.vcxproj", "{9E48B300-37D1-11DD-8C41-005056C00008}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "python3dll", "python3dll.vcxproj", "{885D4898-D08D-4091-9C40-C700CFE3FC5A}"
@@ -80,12 +64,6 @@
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "_testmultiphase", "_testmultiphase.vcxproj", "{16BFE6F0-22EF-40B5-B831-7E937119EF10}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "tcl", "tcl.vcxproj", "{B5FD6F1D-129E-4BFF-9340-03606FAC7283}"
-EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "tix", "tix.vcxproj", "{C5A3E7FB-9695-4B2E-960B-1D9F43F1E555}"
-EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "tk", "tk.vcxproj", "{7E85ECCF-A72C-4DA4-9E52-884508E80BA1}"
-EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "pyshellext", "pyshellext.vcxproj", "{0F6EE4A4-C75F-4578-B4B3-2D64F4B9B782}"
 EndProject
 Global
Only in python3/PCbuild: pcbuild.sln~