Merge branch 'hotfix/2.0.8'
added error chart on tree

Signed-off-by: MwangiKevin <mwangikevinn@gmail.com>
Procedures Complete
created procedure equipment_tests_data

Signed-off-by: MwangiKevin <mwangikevinn@gmail.com>
cleaning the code

Signed-off-by: MwangiKevin <mwangikevinn@gmail.com>
Merge remote-tracking branch 'shohiek/feature/db_procedures' into feature/db_procedures
Merge branch 'feature/data_corrections' into develop
Merge branch 'feature/db_procedures' into develop

Conflicts:
	application/modules/charts/models/equipment_model.php
Merge branch 'feature/drilldown' into develop
Merge branch 'release/2.1.0'
code cleaning

Signed-off-by: MwangiKevin <mwangikevinn@gmail.com>
code cleaning

Signed-off-by: MwangiKevin <mwangikevinn@gmail.com>
made corrections to equipment_tests_column procedure

Signed-off-by: MwangiKevin <mwangikevinn@gmail.com>
changed spinner

Signed-off-by: MwangiKevin <mwangikevinn@gmail.com>
Merge branch 'feature/concurrent_charts' into hotfix/2.1.1
styling spinner

Signed-off-by: MwangiKevin <mwangikevinn@gmail.com>
tree

Signed-off-by: MwangiKevin <mwangikevinn@gmail.com>
Merge branch 'feature/db_procedures' into hotfix/2.1.1
Merge branch 'hotfix/2.1.1'
Merge branch 'hotfix/2.1.1' into develop