fix spelling sinse -> since

Change-Id: Ia2e52c2decd350bf2e5e513a66bb952104e7a6a8
fix spelling compilant -> compliant

Change-Id: I5a469226a576906f0dd860c008d2e3fab1659ff7
java: removed unused imports

Change-Id: I3e3d15719cd1bc4fe4f0dec2c21a3414bde6a808
java: remove some unused variables

Change-Id: I937e5f69f3cd7d162e965346369d3c3df70a5034
java: remove some casting in lib.TestParameters#getMSF

where the return value is always cast to XMultiServiceFactory,
so just do the cast in the method and avoid noise at the call sites.

Change-Id: I3a2e06ac6edb3c6021eda6442032db57aaa22e13
java: remove some unused variables

Change-Id: Ia9405d3e34e710059ff68bf850de91c36f4e1e1b
java: remove some unused import statements

Change-Id: Id6342be66221c81b05aee9af519c800e51a286b3