data: Add litetree

Signed-off-by: Arnau Siches <asiches@gmail.com>

README.md

@@ -9,6 +9,7 @@ Solutions using SQLite as a building block.
 
 | name | summary | tags |
 | - | - | - |
+| [LiteTree](https://github.com/aergoio/litetree) | A modified version of the SQLite engine to support branches a-la Git. | c |
 | [simple-graph](https://github.com/dpapathanasiou/simple-graph) | A graph database in SQLite inspired by 'SQLite as a document database'. | python |
 
 ## Extensions

data/thing.csv

@@ -10,3 +10,4 @@ https://github.com/benbjohnson/litestream,Litestream,Litestream is a standalone
 https://www.gaia-gis.it/fossil/libspatialite/,SpatiaLite,A library intended to extend the SQLite core to support fully fledged Spatial SQL capabilities.,extensions
 https://github.com/nalgeon/sqlean,SQLean,"Extends SQLite with json1, math, re, stats, text, unicode and vsv at once.",extensions
 https://github.com/thombashi/sqlitebiter,sqlitebiter,A CLI tool to convert CSV / Excel / HTML / JSON / Jupyter Notebook / LDJSON / LTSV / Markdown / SQLite / SSV / TSV / Google-Sheets to a SQLite database file.,utilities
+https://github.com/aergoio/litetree,LiteTree,A modified version of the SQLite engine to support branches a-la Git.,application

data/thing_tag.csv

@@ -12,3 +12,4 @@ https://www.gaia-gis.it/fossil/libspatialite/,geospatial
 https://github.com/nalgeon/sqlean,utilities
 https://github.com/nalgeon/sqlean,c
 https://github.com/thombashi/sqlitebiter,python
+https://github.com/aergoio/litetree,c