v3.0.4

Bug Fixes

• demo: updated angular to v7.2.5 and material to v7.3.2 + npm link script (ccb9e99)
• demo: upgraded ngx-highlightjs to v3 and added hammerjs to the project (7c0be48)
• package: updated angular to v7.2.5 and material to v7.3.2 and jest + other deps (4b1f31f)
• package: updated rollup to v1 (65fb59a)