[TASK] Removes composer.lock

Closes #51

See merge request !41

* Deletes composer.lock before each composer install
* Adds files to .gitignore

HowTo:
# Include static template t3olayout
# Go to data/typo3/html/typo3conf/ext/t3olayout/Resources/Private/
# Run "npm install"
# Run "grunt"

[BUGFIX] Removes .gitignore file in typo3 subfolder

Closes #49

See merge request !40

This reverts commit c23b4844.

[TASK] Adds support section in composer.json

Closes #48

See merge request !38

[TASK] Fixes path to Solr.ts file

Closes #47

See merge request !36

Delete empty file

Closes #45

See merge request !34

Added clean-cache to make file

See merge request !35

Resolve "Add extension tags into solr index"

Closes #36

See merge request !29

PHPDoc @param class correction

Closes #44

See merge request !33

Remove TCA duplicated line

Closes #42

See merge request !31

[TASK] Move Solr indexing config to ter_fe2

Closes #41

See merge request !30

[TASK] Make ter_layout TS configuration optional

Closes #40

See merge request !28

[BUGFIX] Scheduler tasks must conform to namespaced interfaces

Closes #39

See merge request !27

Resolve "Implement indexer for Solr and TYPO3 extension data"

Closes #5

See merge request !24

[TASK] Adds GitLab issue templates

Closes #38

See merge request !26

[TASK] Adds extension key into error message of not found extension key

Closes #37

See merge request !25