Unified Column.Type with Column.Schema, removed floating point precisions

src/apps/domain-annotation-server/utils.ts

src/mol-data/db/_spec/table.spec.ts

src/mol-data/db/column.ts

src/mol-data/db/table.ts

src/mol-io/reader/_spec/column.spec.ts

src/mol-io/reader/cif/schema.ts

src/mol-io/reader/cif/schema/dic.ts

src/mol-io/reader/cif/schema/mmcif.ts

src/mol-io/reader/common/text/column/fixed.ts

src/mol-io/reader/common/text/column/token.ts

src/mol-io/reader/gro/parser.ts

src/mol-io/writer/cif/encoder.ts

src/mol-model/structure/export/mmcif.ts

src/mol-model/structure/model/formats/mmcif.ts

src/perf-tests/column.ts