Updated several plugins

Changes for Base plugin

• Utilisation of the logic.
• Fixed a bug that SqueezeBox does not refer the window size from the plugin parameter.

Changes for Content plugin

• Utilisation of the logic.
• Got back a logic erased by accident ( I guess ). This plugin was not searching menu until I realised that. Woops...
• New extra links show up for section, category and menu. I thought they are helpful to search an article in some cases.

Changes for Jobline plugin

• Utilisation of the logic.

Changes for sh404SEF plugin

• Utilisation of the logic.
• Bug Fix.

Changes for VirtueMart plugin

• Utilisation of the logic.

Easy Search plugin download page