UC9 - Offer Help implemented

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- Integrated thymeleaf for server-side templating
- Integrated QueryDSL for complex queries
- Updated bootstrap to RC2 for integrated glyph support

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closed #55
Implemented acceptance test for UC9-Offer help

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Merge pull request #56 from kabexnuf/uc9-offerHelp

Implemented Uc9 Offer help