Dashboard: improve worker container log formatting to avoid duplicated lines

[felipesanches]

The bad formatting we get currently looks like this:

http://35.184.229.186/details/Miltonian/errorlog/

WARNING:root:fontforge python module is not available! To install it, see https://github.com/googlefonts/gf-docs/blob/master/ProjectChecklist.md#fontforge
INFO:root:OK: Miltonian-Regular.ttf is named canonically
INFO     OK: Miltonian-Regular.ttf is named canonically  
INFO:root:OK: All files are in the same directory.
INFO     OK: All files are in the same directory.  
ERROR:root:Did not find cached vendor list at: /tmp/fontbakery-microsoft-vendorlist.cache
ERROR    Did not find cached vendor list at: /tmp/fontbakery-microsoft-vendorlist.cache  
INFO:requests.packages.urllib3.connectionpool:Starting new HTTPS connection (1): www.microsoft.com
INFO     Starting new HTTPS connection (1): www.microsoft.com  
ERROR:root:'Miltonian-Regular.ttf' is missing a METADATA.pb file!
ERROR    'Miltonian-Regular.ttf' is missing a METADATA.pb file!  
INFO:root:OK: All font files have the same version.
INFO     OK: All font files have the same version.  
INFO:root:OK: Miltonian-Regular.ttf opened with fontTools
INFO     OK: Miltonian-Regular.ttf opened with fontTools  
INFO:root:OK: Font has post table version 2.
INFO     OK: Font has post table version 2.  
INFO:root:OK: OS/2 fsType is a legacy DRM-related field from the 80's and must be zero (disabled) in all fonts.
INFO     OK: OS/2 fsType is a legacy DRM-related field from the 80's and must be zero (disabled) in all fonts.  
ERROR:root:[FULL_FONT_NAME(4):WINDOWS(3)] entry: expected 'Miltonian Regular' but got 'Miltonian'
ERROR    [FULL_FONT_NAME(4):WINDOWS(3)] entry: expected 'Miltonian Regular' but got 'Miltonian'  
WARNING:root:VendorID string 'PYRS   Fontlab Ltd. / Made with FontLab' does not match nameID 8 (Manufacturer Name): 'Pablo Impallari'
WARNING  VendorID string 'PYRS   Fontlab Ltd. / Made with FontLab' does not match nameID 8 (Manufacturer Name): 'Pablo Impallari'  
INFO:root:OK: OS/2 VendorID is 'PYRS' and registered to 'PYRS   Fontlab Ltd. / Made with FontLab'. Is that legit?
INFO     OK: OS/2 VendorID is 'PYRS' and registered to 'PYRS   Fontlab Ltd. / Made with FontLab'. Is that legit?  
INFO:root:OK: No need to substitute copyright, registered and trademark symbols in name table entries of this font.
INFO     OK: No need to substitute copyright, registered and trademark symbols in name table entries of this font.  
INFO:root:OK: OS/2 usWeightClass value looks good!
INFO     OK: OS/2 usWeightClass value looks good!  
INFO:root:OK: OS/2 fsSelection REGULAR bit is properly set.
INFO     OK: OS/2 fsSelection REGULAR bit is properly set.  
INFO:root:OK: post table italicAngle is 0.0
INFO     OK: post table italicAngle is 0.0  
INFO:root:OK: OK: post table italicAngle is less than 20 degrees.
INFO     OK: OK: post table italicAngle is less than 20 degrees.  
INFO:root:OK: post table italicAngle matches style name
INFO     OK: post table italicAngle matches style name  
INFO:root:OK: OS/2 fsSelection ITALIC bit is properly set.
INFO     OK: OS/2 fsSelection ITALIC bit is properly set.  
INFO:root:OK: head macStyle ITALIC bit is properly set.
INFO     OK: head macStyle ITALIC bit is properly set.  
INFO:root:OK: OS/2 fsSelection BOLD bit is properly set.

[felipesanches]

Migrating to fontbakery-dashboard issue tracker per #1383

[davelab6]

@graphicore I guess this can be closed?

[graphicore]

Yeah, that code is gone.