Loop Space

The `pic actions` key is defined as `\tikz@addmode{\tikz@picmode}` where `\tikz@picmode` is the `mode` that was in place when the `pic` was initialised. This can cause problems if nesting one `pic`...

Fix foreach not remembering nodes between iterations

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**Motivation for this change** Fixes #1303 by remembering the last node between iterations of a foreach loop on a path. **Checklist** Please [signoff your commits][git-s] to explicitly state your agreement...

External library provokes "Giving up on this path ..." error with valid inline tikz code

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### Brief outline of the bug When the `external` library is loaded then an inline TikZ picture containing braced code without an ending semi-colon produces the `Giving up on this...

**Motivation for this change** Fixes #356, #1047, #1303, #1313 by remembering more information between iterations of a foreach loop on a path, in particular the last node. Also provides a...