message: Add PR links to CHANGELOG.md
diff: ### Bugfixes
  * Fixes a bug in chuncked binary column returning null value.
  - Issue [#2418](https://github.com/realm/realm-core/pull/2418).
  + PR [#2416](https://github.com/realm/realm-core/pull/2416).
  + Fixes issue [#2418](https://github.com/realm/realm-core/issues/2418).
  * Possibly fixed some cases of extreme file size growth, by preventing starvation
  when trying to start a write transaction, while simultaneously pinning an older
  - version. [#2395](https://github.com/realm/realm-core/pull/2395)
  -* Fixed a bug when deleting a column used in a query
  - [#2408](https://github.com/realm/realm-core/pull/2408)
  + version.
  + PR [#2395](https://github.com/realm/realm-core/pull/2395).
  +* Fixed a bug when deleting a column used in a query.
  + PR [#2408](https://github.com/realm/realm-core/pull/2408).
  * Fixed a crash that occurred if you tried to override a binary with a size close
  - to the limit. [#2416](https://github.com/realm/realm-core/pull/2416)
  + to the limit.
  + PR [#2416](https://github.com/realm/realm-core/pull/2416).
  * `seekpos()` and `seekoff()` in `realm::util::MemoryInputStreambuf` now behave
  - correctly when argument is out of range. [#2472](https://github.com/realm/realm-core/pull/2472)
  + correctly when argument is out of range.
  + PR [#2472](https://github.com/realm/realm-core/pull/2472).
  ### Breaking changes
  -* The table macros, supporting the typed interface, has been removed
  +* The table macros, supporting the typed interface, has been removed.
  + PR [#2392](https://github.com/realm/realm-core/pull/2392).
  * Layout and version change for the .lock file required in order to prevent
  starvation when waiting to start a write transaction (see above).
  + PR [#2395](https://github.com/realm/realm-core/pull/2395).
  ### Enhancements
  * Now supports case insensitive queries for UWP.
  + PR [#2389](https://github.com/realm/realm-core/pull/2389).
  * Upgraded Visual Studio project to version 2017.
  -* Support handover of TableViews and Queries based on SubTables
  + PR [#2389](https://github.com/realm/realm-core/pull/2389).
  +* Support handover of TableViews and Queries based on SubTables.
  + PR [#2470](https://github.com/realm/realm-core/pull/2470).
  * Enable reading and writing of big blobs via Table interface.
  Only to be used by Sync. The old interface still has a check on
  the size of the binary blob.
  + PR [#2416](https://github.com/realm/realm-core/pull/2416).
  ----------------------------------------------
  