Move Symbolics GSoC projects to SciML and give more org information (#2263)

Author: ChrisRackauckas

jsoc/gsoc/symbolics.md

@@ -181,9 +181,9 @@ Questions about NumFOCUS Small Development Grants? [Check out the NumFOCUS websi
      <br>
 ~~~
 
-The JSoC (encompasses GSoC, GSoD, etc.) program admins have a few responsibilities including, but not limited too, reviewing contributor applications for all programs, creating and submitting the organization application for each program, helping ensure the programs run smoothly, recruiting mentors, making final contributor selections and more. 
+The JSoC (encompasses GSoC, GSoD, etc.) program admins have a few responsibilities including, but not limited too, reviewing contributor applications for all programs, creating and submitting the organization application for each program, helping ensure the programs run smoothly, recruiting mentors, making final contributor selections and more.
 
-[Find out more about our program admins](/jsoc/admins/). 
+[Find out more about our program admins](/jsoc/admins/).
 
 ~~~
  </div>

jsoc/index.md

@@ -23,7 +23,6 @@ We have our project ideas organized below roughly by domain but you can also see
 * [QuantumClifford](/jsoc/gsoc/quantumclifford) - Quantum circuits with Clifford gates
 * [QuantumOptics](/jsoc/gsoc/quantumoptics) - Quantum dynamics and master equations
 * [Rimu.jl](/jsoc/gsoc/rimu) - Quantum Monte Carlo for physics and chemistry
-* [Symbolic computation](/jsoc/gsoc/symbolics/) - User friendly symbolic programming
 * [Turing](/jsoc/gsoc/turing/) - for probabilistic modelling and probabilistic programming
 * [Tooling](/jsoc/gsoc/tooling/) - Development of developer tools and development environments for Julia
 * [Topology optimisation](/jsoc/gsoc/topopt/) - improving topology optimisation tools in Julia.
@@ -32,8 +31,8 @@ We have our project ideas organized below roughly by domain but you can also see
 
 We also have Julia project's available under other organizations. If you are applying for those projects, make sure your application is for that organization and NOT the Julia Language:
 @@tight-list
-* [Gridap - NumFOCUS](https://github.com/numfocus/gsoc#gridap)
-* [FluxML - NumFOCUS](https://github.com/numfocus/gsoc#fluxml)
-* [SciML - NumFOCUS](https://github.com/numfocus/gsoc#sciml)
-* [ArviZ - NumFOCUS](https://github.com/numfocus/gsoc#arviz)
+* [Gridap - NumFOCUS \[Finite Element Discretizations of Partial Differential Equations\]](https://github.com/numfocus/gsoc#gridap)
+* [FluxML - NumFOCUS \[Deep Learning\]](https://github.com/numfocus/gsoc#fluxml)
+* [SciML - NumFOCUS \[Numerical Solvers (Differential Equations, Optimization, etc.), Symbolic Computing, Modeling Languages, Scientific Machine Learning\]](https://github.com/numfocus/gsoc#sciml)
+* [ArviZ - NumFOCUS \[Bayesian Modeling and Visualization\]](https://github.com/numfocus/gsoc#arviz)
 @@