SE-229 dead code removed, unit tests adapted, and read-only grants on database added

.../plugin/phosphonetx/server/business/AbundanceManager.java

...in/phosphonetx/server/business/BusinessObjectFactory.java

...ugin/phosphonetx/server/business/DAOFactoryWithCache.java

...penbis/plugin/phosphonetx/server/business/ErrorModel.java

.../plugin/phosphonetx/server/business/ProteinInfoTable.java

...lugin/phosphonetx/server/dataaccess/IProteinQueryDAO.java

...er/dataaccess/db/migration/MigrationStepFrom002To003.java

.../plugin/phosphonetx/shared/dto/ProteinWithAbundances.java

...hosphonetx/source/java/phosphonetx-applicationContext.xml

rtd_phosphonetx/source/java/service.properties

rtd_phosphonetx/source/sql/postgresql/003/grant-003.sql

rtd_phosphonetx/source/sql/postgresql/003/schema-003.png

rtd_phosphonetx/source/sql/postgresql/003/schema-003.sql

...etx/source/sql/postgresql/migration/migration-002-003.sql

rtd_phosphonetx/source/sql/postgresql/schema.dez

...gin/phosphonetx/server/business/AbundanceManagerTest.java

...gin/phosphonetx/server/business/ProteinInfoTableTest.java