update casing to msixmgr, set path environment for launching cmdline (#211)

preview/MsixCore/MsixMgrWix/MsixMgrWix.wixproj

@@ -6,7 +6,7 @@
     <ProductVersion>3.10</ProductVersion>
     <ProjectGuid>ce395dc5-a1d0-4a35-8699-fc57a84ccf48</ProjectGuid>
     <SchemaVersion>2.0</SchemaVersion>
-    <OutputName>MsixMgrSetup</OutputName>
+    <OutputName>msixmgrSetup</OutputName>
     <OutputType>Package</OutputType>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">

preview/MsixCore/MsixMgrWix/Product.wxs

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Wix xmlns="http://schemas.microsoft.com/wix/2006/wi">
-	<Product Id="*" Name="MsixMgr" Language="1033" Version="1.0.0.0" Manufacturer="Microsoft" UpgradeCode="2fe180f8-3fb8-48a0-b01e-68f47fc0ec34">
+	<Product Id="*" Name="msixmgr" Language="1033" Version="1.0.0.0" Manufacturer="Microsoft" UpgradeCode="2fe180f8-3fb8-48a0-b01e-68f47fc0ec34">
 		<Package InstallerVersion="200" Compressed="yes" InstallScope="perMachine" />
 
 		<MajorUpgrade DowngradeErrorMessage="A newer version of [ProductName] is already installed." />
@@ -20,7 +20,7 @@
 	<Fragment>
 		<Directory Id="TARGETDIR" Name="SourceDir">
 			<Directory Id="ProgramFilesFolder">
-				<Directory Id="INSTALLFOLDER" Name="MsixMgr">
+				<Directory Id="INSTALLFOLDER" Name="msixmgr">
 					<Directory Id="Assets" Name="Assets"/>
 				</Directory>
 			</Directory>
@@ -42,6 +42,7 @@
 						<Verb Id="open" Command="&amp;Open" Argument="-AddPackage &quot;%1&quot;" />
 					</Extension>
 				</ProgId>
+				<Environment Id="PATH" Name="PATH" Value="[INSTALLFOLDER]" Permanent="no" Part="last" Action="set" System="no" />
 			</Component>
 			<Component Id="MsixDll">
 				<File Source="$(var.msixmgr.TargetDir)\msix.dll" />