Merge pull request #273 from SciML/variable_t

Fix remaining variable t definition

Author: ChrisRackauckas

Project.toml

@@ -1,7 +1,7 @@
 name = "ModelingToolkitStandardLibrary"
 uuid = "16a59e39-deab-5bd0-87e4-056b12336739"
 authors = ["Chris Rackauckas and Julia Computing"]
-version = "2.5.0"
+version = "2.6.0"
 
 [deps]
 ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"

docs/src/tutorials/rc_circuit.md

@@ -10,11 +10,11 @@ connect pre-made components and simulate the model.
 using ModelingToolkit, OrdinaryDiffEq, Plots
 using ModelingToolkitStandardLibrary.Electrical
 using ModelingToolkitStandardLibrary.Blocks: Constant
+using ModelingToolkit: t_nounits as t
 
 R = 1.0
 C = 1.0
 V = 1.0
-@variables t
 @named resistor = Resistor(R = R)
 @named capacitor = Capacitor(C = C, v = 0.0)
 @named source = Voltage()