Updated build properties to produce stable package version. (#53)

* Updated build properties to produce stable package version.

* Updated version building to use only CDP_BUILD_TYPE in conditions.

Author: jimmyca15

build/NugetProperties.props

@@ -4,11 +4,21 @@
     <Company>Microsoft</Company>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(CDP_PATCH_NUMBER)'==''">
-    <Version>1.9.9999</Version>
+  <!-- Official Version -->
+  <PropertyGroup>
+    <MajorVersion>2</MajorVersion>
+    <MinorVersion>0</MinorVersion>
+    <PatchVersion>0</PatchVersion>
+  </PropertyGroup>
+
+  <!-- Local Development -->
+  <PropertyGroup Condition="'$(CDP_BUILD_TYPE)'==''">
+    <MinorVersion>9</MinorVersion>
+    <PatchVersion>9999</PatchVersion>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(CDP_PATCH_NUMBER)'!=''">
+  <!-- Buddy builds -->
+  <PropertyGroup Condition="'$(CDP_BUILD_TYPE)'!='' AND '$(CDP_BUILD_TYPE)'!='Official'">
     <!-- Note that CDP_PACKAGE_VERSION_NUMERIC uses format Major.Minor.MMddyyrrrr, which causes compile error CS7034 because .NET Core doesn't allow version numbers higher than 65534. -->
     <!-- CDP_PATCH_NUMBER is updated daily by the build system, the addition of a revision number makes the build number unique by the minute -->
     <!-- The revision number is the number of minutes since midnight [0, 1440) -->
@@ -19,7 +29,11 @@
     <MinutesSinceMidnight>$([MSBuild]::Divide($(TicksSinceMidnight), 600000000))</MinutesSinceMidnight>
     <Floored>$([System.Math]::Floor($(MinutesSinceMidnight)))</Floored>
     <Revision>$(Floored)</Revision>
-    <Version>2.0.0-preview-$(CDP_PATCH_NUMBER)-$(Revision)</Version>
+    <PreviewVersion>-preview-$(CDP_PATCH_NUMBER)-$(Revision)</PreviewVersion>
+  </PropertyGroup>
+
+  <PropertyGroup>
+    <Version>$(MajorVersion).$(MinorVersion).$(PatchVersion)$(PreviewVersion)</Version>
   </PropertyGroup>
 
 </Project>