[Push] Not able pushing data with large files

[zelima]

Tries publishing large dataset, with large number of columns or large in size (170mb). CLI either hangs without displaying spinner or justs exits - terminates job.

How to reproduce

• Try pushing https://raw.githubusercontent.com/frictionlessdata/test-data/master/files/csv/1030_columns.csv
• Try to pushing 168mb file

Expected behavior

• Able to push large files
• Able to see the progress (to be sure it's not stuck...)
• Able to see the dataset page with preview data

sub-issues

• fix data push <big file> Pushing large files is not working data-cli#255
• show the upload progress-bar [push] Display upload progress to user data-cli#116
• fix processing page (it fails trying to make a preview for a big file) Showcase page crashes when tries to show a preview for a big file. datahub-v2/frontend#198
• check if the assembler is processing the big file and not falling [push][assembler] Big files are not processed after data push #79

[AcckiyGerman]

data-cli issue: datopian/data-cli#255

[AcckiyGerman]

processing page issue added: datahub-v2/frontend#198

[AcckiyGerman]

Ok, the 168 mb file was processed successfully.
It took two days 😭 but generally it is working.
We have another issue about the processing speed #71
and issue about showing Progress Bar is postponed #85, datopian/data-cli#116 so

FIXED: User could push big dataset and it is processed.

[AcckiyGerman]

Again FAILing with 1030_columns.csv 😢

[AcckiyGerman]

FIXED in v 0.7.3
TESTED

• 1030_colums - OK
• 80mb.csv - OK