added build for acctapp node

Account Services application is bundled and deployed on the same OOD (Open OnDemand) node. This PR decouples those concerns by extracting the Account Services into its own build-and-deploy pipeline.

PR includes 2 phases

1. build - build_acctapp_image to build the image
2. deploy - deploy_acctapp_node this deploy deploys the build image and runs the CRI role https://github.com/jprorama/CRI_XCBC/pull/524 which includes the roles we run to install the account app

assigned to @krish94

added 1 commit

• 764f1ce4 - added acctapp.yml

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mentioned in issue #233

added 1 commit

• d35064c8 - Added deploy script for account app node

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added 1 commit

• ae68c275 - fixed syntax (whitespace)

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changed the description

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• ab34d0ac - removed role fix_centos_repo

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added 1 commit

• 1c444e91 - removed install_zsh

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