search-api-sample: updating the copyright information and adding chart engine library.
Merge branch 'development' of https://github.com/muzima/search-api-sample into refactoring

Conflicts:
	gen/com/nribeka/search/R.java
	src/com/mclinic/search/activities/ListPatientActivity.java
	src/com/mclinic/search/activities/ObservationChartActivity.java
	src/com/mclinic/search/activities/ObservationTimelineActivity.java
	src/com/mclinic/search/activities/ViewPatientActivity.java
	src/com/mclinic/search/adapter/EncounterAdapter.java
	src/com/mclinic/search/adapter/ObservationAdapter.java
	src/com/mclinic/search/adapter/PatientAdapter.java
	src/com/mclinic/search/sample/ServerConfigRegistry.java
	src/com/mclinic/search/sample/algorithm/CohortMemberAlgorithm.java
	src/com/mclinic/search/sample/algorithm/ObservationAlgorithm.java
	src/com/mclinic/search/sample/domain/Billing.java
	src/com/mclinic/search/sample/domain/Observation.java
	src/com/mclinic/search/sample/resolver/AbstractResolver.java
	src/com/mclinic/search/sample/resolver/CohortMemberResolver.java
	src/com/mclinic/search/sample/resolver/CohortResolver.java
	src/com/mclinic/search/sample/resolver/ObservationResolver.java
	src/com/mclinic/search/sample/resolver/PatientResolver.java
	src/com/mclinic/search/task/PatientLoaderTask.java