Address comments for installer to track menu.py

Signed-off-by: Haejung Choi <chaejung@amazon.com>

README.md

@@ -24,6 +24,15 @@ This library requires:
 
 This package provides a Nuke plugin that creates jobs for AWS Deadline Cloud using the [AWS Deadline Cloud client library][deadline-cloud-client]. Based on the loaded comp it determines the files required, allows the user to specify render options, and builds an [OpenJD template][openjd] that defines the workflow.
 
+### Getting Started
+```sh
+$ pip install deadline-cloud-for-nuke -t target-directory
+
+$ set NUKE_PATH=target-directory-path/deadline/nuke_submitter
+``` 
+
+After installation, within the same terminal, run `.\Nuke<version>.exe` to run Nuke. The Nuke submitter should be available in the AWS Deadline menu.
+
 ## Adaptor
 
 The Nuke Adaptor implements the [OpenJD][openjd-adaptor-runtime] interface that allows render workloads to launch Nuke and feed it commands. This gives the following benefits:

install_builder/deadline-cloud-for-nuke.xml

@@ -76,7 +76,7 @@
 		<fnAddPathEnvironmentVariable>
 			<progressText>Setting NUKE_PATH</progressText>
 			<name>NUKE_PATH</name>
-			<value>${nuke_installdir}\deadline\nuke_submitter</value>
+			<value>${nuke_installdir}/deadline/nuke_submitter</value>
 			<scope>${installscope}</scope>
 			<insertAt>end</insertAt>
 		</fnAddPathEnvironmentVariable>