We have created managed Package and added all the components required along with Skuid and Visualforce pages. After installation of the package, The view and Tab buttons were not overridden in Standard object. How to make those Buttons should be overridden?
Do you have the action override metadata included in your package definition? This will be standard salesforce metadata, not Skuid pages or page assignment records.
See more here: https://www.salesforce.com/us/developer/docs/api_meta/Content/actionoverride.htm