Release 1.56.0

**dropzone:** say when a file is being uploaded (OHH-623/624) ([d2ea209](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/d2ea20933439dda00de4ef7b1fff5342b4a6ac64))

**icons:** the Change icon picker (OHH-623) ([5c3c41e](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/5c3c41ef4c4e0c7b84f08742b7e4b6f996ac95b2))

**socials:** check the address on Save (OHH-624) ([57b34fc](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/57b34fcbd55a1154ea4eefe3f0edf22ea3041f35))

**socials:** platform detection and the add/edit dialog (OHH-624) ([6994c2e](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/6994c2ea594b257865654cd74376574d9cd00ce8))

**socials:** resolve glyphs for a row that has never had any (OHH-629) ([79ef771](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/79ef77135c6e6196fc1d2b000a322019d5f432ec))

**socials:** the add/edit dialog, brand marks and platform detection (OHH-624) ([3cdc339](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/3cdc339bc7e5b6d157f1b26bd23876eb13063529))

**icons:** give an uploaded icon a size that resolves (OHH-623/624) ([2edf039](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/2edf0390638694f372ea5ef00fc01376a84c6bc0))

**icons:** honour a flush request from the canvas (OHH-623/624) ([36d1e83](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/36d1e83b0bf7815df88f1d18d388e148633ec450))

**icons:** say when the catalogue failed to load, instead of blaming a search (OHH-623) ([6769050](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/67690505f0eea543bdab630d5ac0032e236b57bb))

**socials:** align the network list to the field and keep its scroll arrows (OHH-624) ([338e992](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/338e99287d982e4b9bfad4cd228393906c08b859))

**socials:** drop the network list under the field, not beside it (OHH-624) ([d4b1f19](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/d4b1f19bb92382143a029f2c95e21885629a6ba6))

**socials:** give every network a visible mark, and open placeholder hrefs as empty (OHH-624) ([77770de](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/77770de475c9d3ab0665df13a289f06f4e00cbef))

**socials:** send a row's backfilled glyphs in one message (OHH-629) ([d23a269](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/d23a26947ae2eb42f76fd8abd6369444c3a14a5c))