Enabled OSGi metadata in MANIFST-MF for created JAR

[ViToni]

Changed pom.xml so that the OSGi metadata is created and included in the resulting JAR.

Description

Added the bnd-maven-plugin and its configuration to the pom.xml so that resulting JAR will contain OSGi metadata.

Related Issue

Fixes #822 .

Motivation and Context

Enables usage of the library in OSGi without the requiring the user to wrap the library.

How Has This Been Tested?

The library JAR still gets created.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing tests passed.
  (The same failing tests as before the change are still failing afterwards...)