strapi 3.0.0-beta.20 on Node.js NPM

Migration Guide here

[admin] Allow custom webpack config (#5803) @soupette
[core:database] improve joinTable customization + test collectionName duplicates (#5627) @petersg83
[core:framework] Make strapi analytics simpler (#5629) @alexandrebodin
[core:framework] Add simple docker conf to run the getstarted with different databases (#5644) @alexandrebodin
[core:framework] Add RegExp as text type attribute validation option (#5648) @yacir
[core:framework] Fix default values on create entity. (#5675) @VasylRishko
[documentation] Guide to deploy to google app engine (#5088) @gambhiro
[documentation] Add development flow to FAQ (#5615) @derrickmehaffy
[documentation] Fix outdated references to "content-type" in Quick Start Guide/Tutorial (#5635) @chinhdo
[documentation] Added 0.0.0.0 to Deployment Configuration Doc (#5673) @antonio-santos
[documentation] extract params from ctx before calling services (#5690) @alexandrebodin
[documentation] Update Node LTS version on BUG_REPORT.md to v12 (#5698) @diogotcorreia
[documentation] Fix simple typo, usefull -> useful (#5745) @timgates42

[core:database] Fix/#3184/fix server crashs on database change (#5703) @Convly
[core:database] Update sqlite table migration query to escape column names (#5746) @alexandrebodin
[core:database] Remove auto-sync indexes for mongodb from production envs (#5754) @Convly
[core:framework] 💥 Add possibility to delete index.html + remove use of production.html (#5444) @petersg83
[plugin:graphql] Fix incomplete GraphQL aggregations (required numeric fields) (#5646) @Convly
[plugin:graphql] fix: GraphQL Aggregation Bookshelf where condition aren't applied to groupBy (#5657) @olragon
[plugin:users-permissions] Fix email confirmation redirect (#5815) @epegzz

strapi 3.0.0-beta.20 v3.0.0-beta.20 on Node.js NPM