Merge remote-tracking branch 'origin/master' into stable

wiki/src/blueprint/SponsorW/2018_06.mdwn

wiki/src/blueprint/explain_tails/simsec.mdwn

wiki/src/blueprint/monthly_meeting.mdwn

wiki/src/blueprint/monthly_report.mdwn

wiki/src/blueprint/monthly_report/report_2018_06.mdwn

wiki/src/blueprint/personas.mdwn

wiki/src/blueprint/veracrypt.mdwn

wiki/src/contribute/calendar.mdwn

wiki/src/contribute/meetings/201805.mdwn

wiki/src/contribute/meetings/201806.mdwn

wiki/src/contribute/meetings/201807.mdwn

wiki/src/contribute/meetings/201807/.logs.txt.swo

wiki/src/contribute/meetings/201807/logs.txt

wiki/src/contribute/release_process/tor-browser.mdwn

wiki/src/donate.de.po

wiki/src/donate.es.po

wiki/src/donate.fa.po

wiki/src/donate.fr.po

wiki/src/donate.html

wiki/src/donate.it.po