Dataset variable table should be enabled for all sizes of data

[hans-permana]

Expected behavior

Table shall be enabled for all data sizes

Actual behavior

Table is disabled when data size is greater than 10000. When enabled, it displays only the first 10000 values

Steps to reproduce the problem

1. Open esacci.AEROSOL.mon.L3.AAI.multi-sensor.multi-platform.ms_uvai.1-5-7.r1 data
2. Select absorbing_aerosol_index variable
3. Observe that the table icon is disabled

Specifications

cate-desktop 2.0.0-dev.13 cate-core 2.0.0-dev.12

[forman]

Gave it label "vector_data" because it is very important for displaying attribute values of GeoDataFrame resources from Shapefiles, GeoJSON files with large number of features.